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Diffstat (limited to 'srcs/wordpress/wp-includes/post.php')
| -rw-r--r-- | srcs/wordpress/wp-includes/post.php | 7226 |
1 files changed, 0 insertions, 7226 deletions
diff --git a/srcs/wordpress/wp-includes/post.php b/srcs/wordpress/wp-includes/post.php deleted file mode 100644 index 9ecd442..0000000 --- a/srcs/wordpress/wp-includes/post.php +++ /dev/null @@ -1,7226 +0,0 @@ -<?php -/** - * Core Post API - * - * @package WordPress - * @subpackage Post - */ - -// -// Post Type Registration -// - -/** - * Creates the initial post types when 'init' action is fired. - * - * See {@see 'init'}. - * - * @since 2.9.0 - */ -function create_initial_post_types() { - register_post_type( - 'post', - array( - 'labels' => array( - 'name_admin_bar' => _x( 'Post', 'add new from admin bar' ), - ), - 'public' => true, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - '_edit_link' => 'post.php?post=%d', /* internal use only. don't use this when registering your own post type. */ - 'capability_type' => 'post', - 'map_meta_cap' => true, - 'menu_position' => 5, - 'hierarchical' => false, - 'rewrite' => false, - 'query_var' => false, - 'delete_with_user' => true, - 'supports' => array( 'title', 'editor', 'author', 'thumbnail', 'excerpt', 'trackbacks', 'custom-fields', 'comments', 'revisions', 'post-formats' ), - 'show_in_rest' => true, - 'rest_base' => 'posts', - 'rest_controller_class' => 'WP_REST_Posts_Controller', - ) - ); - - register_post_type( - 'page', - array( - 'labels' => array( - 'name_admin_bar' => _x( 'Page', 'add new from admin bar' ), - ), - 'public' => true, - 'publicly_queryable' => false, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - '_edit_link' => 'post.php?post=%d', /* internal use only. don't use this when registering your own post type. */ - 'capability_type' => 'page', - 'map_meta_cap' => true, - 'menu_position' => 20, - 'hierarchical' => true, - 'rewrite' => false, - 'query_var' => false, - 'delete_with_user' => true, - 'supports' => array( 'title', 'editor', 'author', 'thumbnail', 'page-attributes', 'custom-fields', 'comments', 'revisions' ), - 'show_in_rest' => true, - 'rest_base' => 'pages', - 'rest_controller_class' => 'WP_REST_Posts_Controller', - ) - ); - - register_post_type( - 'attachment', - array( - 'labels' => array( - 'name' => _x( 'Media', 'post type general name' ), - 'name_admin_bar' => _x( 'Media', 'add new from admin bar' ), - 'add_new' => _x( 'Add New', 'add new media' ), - 'edit_item' => __( 'Edit Media' ), - 'view_item' => __( 'View Attachment Page' ), - 'attributes' => __( 'Attachment Attributes' ), - ), - 'public' => true, - 'show_ui' => true, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - '_edit_link' => 'post.php?post=%d', /* internal use only. don't use this when registering your own post type. */ - 'capability_type' => 'post', - 'capabilities' => array( - 'create_posts' => 'upload_files', - ), - 'map_meta_cap' => true, - 'hierarchical' => false, - 'rewrite' => false, - 'query_var' => false, - 'show_in_nav_menus' => false, - 'delete_with_user' => true, - 'supports' => array( 'title', 'author', 'comments' ), - 'show_in_rest' => true, - 'rest_base' => 'media', - 'rest_controller_class' => 'WP_REST_Attachments_Controller', - ) - ); - add_post_type_support( 'attachment:audio', 'thumbnail' ); - add_post_type_support( 'attachment:video', 'thumbnail' ); - - register_post_type( - 'revision', - array( - 'labels' => array( - 'name' => __( 'Revisions' ), - 'singular_name' => __( 'Revision' ), - ), - 'public' => false, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - '_edit_link' => 'revision.php?revision=%d', /* internal use only. don't use this when registering your own post type. */ - 'capability_type' => 'post', - 'map_meta_cap' => true, - 'hierarchical' => false, - 'rewrite' => false, - 'query_var' => false, - 'can_export' => false, - 'delete_with_user' => true, - 'supports' => array( 'author' ), - ) - ); - - register_post_type( - 'nav_menu_item', - array( - 'labels' => array( - 'name' => __( 'Navigation Menu Items' ), - 'singular_name' => __( 'Navigation Menu Item' ), - ), - 'public' => false, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - 'hierarchical' => false, - 'rewrite' => false, - 'delete_with_user' => false, - 'query_var' => false, - ) - ); - - register_post_type( - 'custom_css', - array( - 'labels' => array( - 'name' => __( 'Custom CSS' ), - 'singular_name' => __( 'Custom CSS' ), - ), - 'public' => false, - 'hierarchical' => false, - 'rewrite' => false, - 'query_var' => false, - 'delete_with_user' => false, - 'can_export' => true, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - 'supports' => array( 'title', 'revisions' ), - 'capabilities' => array( - 'delete_posts' => 'edit_theme_options', - 'delete_post' => 'edit_theme_options', - 'delete_published_posts' => 'edit_theme_options', - 'delete_private_posts' => 'edit_theme_options', - 'delete_others_posts' => 'edit_theme_options', - 'edit_post' => 'edit_css', - 'edit_posts' => 'edit_css', - 'edit_others_posts' => 'edit_css', - 'edit_published_posts' => 'edit_css', - 'read_post' => 'read', - 'read_private_posts' => 'read', - 'publish_posts' => 'edit_theme_options', - ), - ) - ); - - register_post_type( - 'customize_changeset', - array( - 'labels' => array( - 'name' => _x( 'Changesets', 'post type general name' ), - 'singular_name' => _x( 'Changeset', 'post type singular name' ), - 'menu_name' => _x( 'Changesets', 'admin menu' ), - 'name_admin_bar' => _x( 'Changeset', 'add new on admin bar' ), - 'add_new' => _x( 'Add New', 'Customize Changeset' ), - 'add_new_item' => __( 'Add New Changeset' ), - 'new_item' => __( 'New Changeset' ), - 'edit_item' => __( 'Edit Changeset' ), - 'view_item' => __( 'View Changeset' ), - 'all_items' => __( 'All Changesets' ), - 'search_items' => __( 'Search Changesets' ), - 'not_found' => __( 'No changesets found.' ), - 'not_found_in_trash' => __( 'No changesets found in Trash.' ), - ), - 'public' => false, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - 'map_meta_cap' => true, - 'hierarchical' => false, - 'rewrite' => false, - 'query_var' => false, - 'can_export' => false, - 'delete_with_user' => false, - 'supports' => array( 'title', 'author' ), - 'capability_type' => 'customize_changeset', - 'capabilities' => array( - 'create_posts' => 'customize', - 'delete_others_posts' => 'customize', - 'delete_post' => 'customize', - 'delete_posts' => 'customize', - 'delete_private_posts' => 'customize', - 'delete_published_posts' => 'customize', - 'edit_others_posts' => 'customize', - 'edit_post' => 'customize', - 'edit_posts' => 'customize', - 'edit_private_posts' => 'customize', - 'edit_published_posts' => 'do_not_allow', - 'publish_posts' => 'customize', - 'read' => 'read', - 'read_post' => 'customize', - 'read_private_posts' => 'customize', - ), - ) - ); - - register_post_type( - 'oembed_cache', - array( - 'labels' => array( - 'name' => __( 'oEmbed Responses' ), - 'singular_name' => __( 'oEmbed Response' ), - ), - 'public' => false, - 'hierarchical' => false, - 'rewrite' => false, - 'query_var' => false, - 'delete_with_user' => false, - 'can_export' => false, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - 'supports' => array(), - ) - ); - - register_post_type( - 'user_request', - array( - 'labels' => array( - 'name' => __( 'User Requests' ), - 'singular_name' => __( 'User Request' ), - ), - 'public' => false, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - 'hierarchical' => false, - 'rewrite' => false, - 'query_var' => false, - 'can_export' => false, - 'delete_with_user' => false, - 'supports' => array(), - ) - ); - - register_post_type( - 'wp_block', - array( - 'labels' => array( - 'name' => _x( 'Blocks', 'post type general name' ), - 'singular_name' => _x( 'Block', 'post type singular name' ), - 'menu_name' => _x( 'Blocks', 'admin menu' ), - 'name_admin_bar' => _x( 'Block', 'add new on admin bar' ), - 'add_new' => _x( 'Add New', 'Block' ), - 'add_new_item' => __( 'Add New Block' ), - 'new_item' => __( 'New Block' ), - 'edit_item' => __( 'Edit Block' ), - 'view_item' => __( 'View Block' ), - 'all_items' => __( 'All Blocks' ), - 'search_items' => __( 'Search Blocks' ), - 'not_found' => __( 'No blocks found.' ), - 'not_found_in_trash' => __( 'No blocks found in Trash.' ), - 'filter_items_list' => __( 'Filter blocks list' ), - 'items_list_navigation' => __( 'Blocks list navigation' ), - 'items_list' => __( 'Blocks list' ), - 'item_published' => __( 'Block published.' ), - 'item_published_privately' => __( 'Block published privately.' ), - 'item_reverted_to_draft' => __( 'Block reverted to draft.' ), - 'item_scheduled' => __( 'Block scheduled.' ), - 'item_updated' => __( 'Block updated.' ), - ), - 'public' => false, - '_builtin' => true, /* internal use only. don't use this when registering your own post type. */ - 'show_ui' => true, - 'show_in_menu' => false, - 'rewrite' => false, - 'show_in_rest' => true, - 'rest_base' => 'blocks', - 'rest_controller_class' => 'WP_REST_Blocks_Controller', - 'capability_type' => 'block', - 'capabilities' => array( - // You need to be able to edit posts, in order to read blocks in their raw form. - 'read' => 'edit_posts', - // You need to be able to publish posts, in order to create blocks. - 'create_posts' => 'publish_posts', - 'edit_posts' => 'edit_posts', - 'edit_published_posts' => 'edit_published_posts', - 'delete_published_posts' => 'delete_published_posts', - 'edit_others_posts' => 'edit_others_posts', - 'delete_others_posts' => 'delete_others_posts', - ), - 'map_meta_cap' => true, - 'supports' => array( - 'title', - 'editor', - ), - ) - ); - - register_post_status( - 'publish', - array( - 'label' => _x( 'Published', 'post status' ), - 'public' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of published posts. */ - 'label_count' => _n_noop( - 'Published <span class="count">(%s)</span>', - 'Published <span class="count">(%s)</span>' - ), - ) - ); - - register_post_status( - 'future', - array( - 'label' => _x( 'Scheduled', 'post status' ), - 'protected' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of scheduled posts. */ - 'label_count' => _n_noop( - 'Scheduled <span class="count">(%s)</span>', - 'Scheduled <span class="count">(%s)</span>' - ), - ) - ); - - register_post_status( - 'draft', - array( - 'label' => _x( 'Draft', 'post status' ), - 'protected' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of draft posts. */ - 'label_count' => _n_noop( - 'Draft <span class="count">(%s)</span>', - 'Drafts <span class="count">(%s)</span>' - ), - 'date_floating' => true, - ) - ); - - register_post_status( - 'pending', - array( - 'label' => _x( 'Pending', 'post status' ), - 'protected' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of pending posts. */ - 'label_count' => _n_noop( - 'Pending <span class="count">(%s)</span>', - 'Pending <span class="count">(%s)</span>' - ), - 'date_floating' => true, - ) - ); - - register_post_status( - 'private', - array( - 'label' => _x( 'Private', 'post status' ), - 'private' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of private posts. */ - 'label_count' => _n_noop( - 'Private <span class="count">(%s)</span>', - 'Private <span class="count">(%s)</span>' - ), - ) - ); - - register_post_status( - 'trash', - array( - 'label' => _x( 'Trash', 'post status' ), - 'internal' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of trashed posts. */ - 'label_count' => _n_noop( - 'Trash <span class="count">(%s)</span>', - 'Trash <span class="count">(%s)</span>' - ), - 'show_in_admin_status_list' => true, - ) - ); - - register_post_status( - 'auto-draft', - array( - 'label' => 'auto-draft', - 'internal' => true, - '_builtin' => true, /* internal use only. */ - 'date_floating' => true, - ) - ); - - register_post_status( - 'inherit', - array( - 'label' => 'inherit', - 'internal' => true, - '_builtin' => true, /* internal use only. */ - 'exclude_from_search' => false, - ) - ); - - register_post_status( - 'request-pending', - array( - 'label' => _x( 'Pending', 'request status' ), - 'internal' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of pending requests. */ - 'label_count' => _n_noop( - 'Pending <span class="count">(%s)</span>', - 'Pending <span class="count">(%s)</span>' - ), - 'exclude_from_search' => false, - ) - ); - - register_post_status( - 'request-confirmed', - array( - 'label' => _x( 'Confirmed', 'request status' ), - 'internal' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of confirmed requests. */ - 'label_count' => _n_noop( - 'Confirmed <span class="count">(%s)</span>', - 'Confirmed <span class="count">(%s)</span>' - ), - 'exclude_from_search' => false, - ) - ); - - register_post_status( - 'request-failed', - array( - 'label' => _x( 'Failed', 'request status' ), - 'internal' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of failed requests. */ - 'label_count' => _n_noop( - 'Failed <span class="count">(%s)</span>', - 'Failed <span class="count">(%s)</span>' - ), - 'exclude_from_search' => false, - ) - ); - - register_post_status( - 'request-completed', - array( - 'label' => _x( 'Completed', 'request status' ), - 'internal' => true, - '_builtin' => true, /* internal use only. */ - /* translators: %s: Number of completed requests. */ - 'label_count' => _n_noop( - 'Completed <span class="count">(%s)</span>', - 'Completed <span class="count">(%s)</span>' - ), - 'exclude_from_search' => false, - ) - ); -} - -/** - * Retrieve attached file path based on attachment ID. - * - * By default the path will go through the 'get_attached_file' filter, but - * passing a true to the $unfiltered argument of get_attached_file() will - * return the file path unfiltered. - * - * The function works by getting the single post meta name, named - * '_wp_attached_file' and returning it. This is a convenience function to - * prevent looking up the meta name and provide a mechanism for sending the - * attached filename through a filter. - * - * @since 2.0.0 - * - * @param int $attachment_id Attachment ID. - * @param bool $unfiltered Optional. Whether to apply filters. Default false. - * @return string|false The file path to where the attached file should be, false otherwise. - */ -function get_attached_file( $attachment_id, $unfiltered = false ) { - $file = get_post_meta( $attachment_id, '_wp_attached_file', true ); - - // If the file is relative, prepend upload dir. - if ( $file && 0 !== strpos( $file, '/' ) && ! preg_match( '|^.:\\\|', $file ) ) { - $uploads = wp_get_upload_dir(); - if ( false === $uploads['error'] ) { - $file = $uploads['basedir'] . "/$file"; - } - } - - if ( $unfiltered ) { - return $file; - } - - /** - * Filters the attached file based on the given ID. - * - * @since 2.1.0 - * - * @param string $file Path to attached file. - * @param int $attachment_id Attachment ID. - */ - return apply_filters( 'get_attached_file', $file, $attachment_id ); -} - -/** - * Update attachment file path based on attachment ID. - * - * Used to update the file path of the attachment, which uses post meta name - * '_wp_attached_file' to store the path of the attachment. - * - * @since 2.1.0 - * - * @param int $attachment_id Attachment ID. - * @param string $file File path for the attachment. - * @return bool True on success, false on failure. - */ -function update_attached_file( $attachment_id, $file ) { - if ( ! get_post( $attachment_id ) ) { - return false; - } - - /** - * Filters the path to the attached file to update. - * - * @since 2.1.0 - * - * @param string $file Path to the attached file to update. - * @param int $attachment_id Attachment ID. - */ - $file = apply_filters( 'update_attached_file', $file, $attachment_id ); - - $file = _wp_relative_upload_path( $file ); - if ( $file ) { - return update_post_meta( $attachment_id, '_wp_attached_file', $file ); - } else { - return delete_post_meta( $attachment_id, '_wp_attached_file' ); - } -} - -/** - * Return relative path to an uploaded file. - * - * The path is relative to the current upload dir. - * - * @since 2.9.0 - * @access private - * - * @param string $path Full path to the file. - * @return string Relative path on success, unchanged path on failure. - */ -function _wp_relative_upload_path( $path ) { - $new_path = $path; - - $uploads = wp_get_upload_dir(); - if ( 0 === strpos( $new_path, $uploads['basedir'] ) ) { - $new_path = str_replace( $uploads['basedir'], '', $new_path ); - $new_path = ltrim( $new_path, '/' ); - } - - /** - * Filters the relative path to an uploaded file. - * - * @since 2.9.0 - * - * @param string $new_path Relative path to the file. - * @param string $path Full path to the file. - */ - return apply_filters( '_wp_relative_upload_path', $new_path, $path ); -} - -/** - * Retrieve all children of the post parent ID. - * - * Normally, without any enhancements, the children would apply to pages. In the - * context of the inner workings of WordPress, pages, posts, and attachments - * share the same table, so therefore the functionality could apply to any one - * of them. It is then noted that while this function does not work on posts, it - * does not mean that it won't work on posts. It is recommended that you know - * what context you wish to retrieve the children of. - * - * Attachments may also be made the child of a post, so if that is an accurate - * statement (which needs to be verified), it would then be possible to get - * all of the attachments for a post. Attachments have since changed since - * version 2.5, so this is most likely inaccurate, but serves generally as an - * example of what is possible. - * - * The arguments listed as defaults are for this function and also of the - * get_posts() function. The arguments are combined with the get_children defaults - * and are then passed to the get_posts() function, which accepts additional arguments. - * You can replace the defaults in this function, listed below and the additional - * arguments listed in the get_posts() function. - * - * The 'post_parent' is the most important argument and important attention - * needs to be paid to the $args parameter. If you pass either an object or an - * integer (number), then just the 'post_parent' is grabbed and everything else - * is lost. If you don't specify any arguments, then it is assumed that you are - * in The Loop and the post parent will be grabbed for from the current post. - * - * The 'post_parent' argument is the ID to get the children. The 'numberposts' - * is the amount of posts to retrieve that has a default of '-1', which is - * used to get all of the posts. Giving a number higher than 0 will only - * retrieve that amount of posts. - * - * The 'post_type' and 'post_status' arguments can be used to choose what - * criteria of posts to retrieve. The 'post_type' can be anything, but WordPress - * post types are 'post', 'pages', and 'attachments'. The 'post_status' - * argument will accept any post status within the write administration panels. - * - * @since 2.0.0 - * - * @see get_posts() - * @todo Check validity of description. - * - * @global WP_Post $post Global post object. - * - * @param mixed $args Optional. User defined arguments for replacing the defaults. Default empty. - * @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to - * a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. - * @return array Array of children, where the type of each element is determined by $output parameter. - * Empty array on failure. - */ -function get_children( $args = '', $output = OBJECT ) { - $kids = array(); - if ( empty( $args ) ) { - if ( isset( $GLOBALS['post'] ) ) { - $args = array( 'post_parent' => (int) $GLOBALS['post']->post_parent ); - } else { - return $kids; - } - } elseif ( is_object( $args ) ) { - $args = array( 'post_parent' => (int) $args->post_parent ); - } elseif ( is_numeric( $args ) ) { - $args = array( 'post_parent' => (int) $args ); - } - - $defaults = array( - 'numberposts' => -1, - 'post_type' => 'any', - 'post_status' => 'any', - 'post_parent' => 0, - ); - - $parsed_args = wp_parse_args( $args, $defaults ); - - $children = get_posts( $parsed_args ); - - if ( ! $children ) { - return $kids; - } - - if ( ! empty( $parsed_args['fields'] ) ) { - return $children; - } - - update_post_cache( $children ); - - foreach ( $children as $key => $child ) { - $kids[ $child->ID ] = $children[ $key ]; - } - - if ( $output == OBJECT ) { - return $kids; - } elseif ( $output == ARRAY_A ) { - $weeuns = array(); - foreach ( (array) $kids as $kid ) { - $weeuns[ $kid->ID ] = get_object_vars( $kids[ $kid->ID ] ); - } - return $weeuns; - } elseif ( $output == ARRAY_N ) { - $babes = array(); - foreach ( (array) $kids as $kid ) { - $babes[ $kid->ID ] = array_values( get_object_vars( $kids[ $kid->ID ] ) ); - } - return $babes; - } else { - return $kids; - } -} - -/** - * Get extended entry info (<!--more-->). - * - * There should not be any space after the second dash and before the word - * 'more'. There can be text or space(s) after the word 'more', but won't be - * referenced. - * - * The returned array has 'main', 'extended', and 'more_text' keys. Main has the text before - * the `<!--more-->`. The 'extended' key has the content after the - * `<!--more-->` comment. The 'more_text' key has the custom "Read More" text. - * - * @since 1.0.0 - * - * @param string $post Post content. - * @return array Post before ('main'), after ('extended'), and custom read more ('more_text'). - */ -function get_extended( $post ) { - //Match the new style more links. - if ( preg_match( '/<!--more(.*?)?-->/', $post, $matches ) ) { - list($main, $extended) = explode( $matches[0], $post, 2 ); - $more_text = $matches[1]; - } else { - $main = $post; - $extended = ''; - $more_text = ''; - } - - // leading and trailing whitespace. - $main = preg_replace( '/^[\s]*(.*)[\s]*$/', '\\1', $main ); - $extended = preg_replace( '/^[\s]*(.*)[\s]*$/', '\\1', $extended ); - $more_text = preg_replace( '/^[\s]*(.*)[\s]*$/', '\\1', $more_text ); - - return array( - 'main' => $main, - 'extended' => $extended, - 'more_text' => $more_text, - ); -} - -/** - * Retrieves post data given a post ID or post object. - * - * See sanitize_post() for optional $filter values. Also, the parameter - * `$post`, must be given as a variable, since it is passed by reference. - * - * @since 1.5.1 - * - * @global WP_Post $post Global post object. - * - * @param int|WP_Post|null $post Optional. Post ID or post object. Defaults to global $post. - * @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to - * a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. - * @param string $filter Optional. Type of filter to apply. Accepts 'raw', 'edit', 'db', - * or 'display'. Default 'raw'. - * @return WP_Post|array|null Type corresponding to $output on success or null on failure. - * When $output is OBJECT, a `WP_Post` instance is returned. - */ -function get_post( $post = null, $output = OBJECT, $filter = 'raw' ) { - if ( empty( $post ) && isset( $GLOBALS['post'] ) ) { - $post = $GLOBALS['post']; - } - - if ( $post instanceof WP_Post ) { - $_post = $post; - } elseif ( is_object( $post ) ) { - if ( empty( $post->filter ) ) { - $_post = sanitize_post( $post, 'raw' ); - $_post = new WP_Post( $_post ); - } elseif ( 'raw' == $post->filter ) { - $_post = new WP_Post( $post ); - } else { - $_post = WP_Post::get_instance( $post->ID ); - } - } else { - $_post = WP_Post::get_instance( $post ); - } - - if ( ! $_post ) { - return null; - } - - $_post = $_post->filter( $filter ); - - if ( $output == ARRAY_A ) { - return $_post->to_array(); - } elseif ( $output == ARRAY_N ) { - return array_values( $_post->to_array() ); - } - - return $_post; -} - -/** - * Retrieve ancestors of a post. - * - * @since 2.5.0 - * - * @param int|WP_Post $post Post ID or post object. - * @return array Ancestor IDs or empty array if none are found. - */ -function get_post_ancestors( $post ) { - $post = get_post( $post ); - - if ( ! $post || empty( $post->post_parent ) || $post->post_parent == $post->ID ) { - return array(); - } - - $ancestors = array(); - - $id = $post->post_parent; - $ancestors[] = $id; - - while ( $ancestor = get_post( $id ) ) { - // Loop detection: If the ancestor has been seen before, break. - if ( empty( $ancestor->post_parent ) || ( $ancestor->post_parent == $post->ID ) || in_array( $ancestor->post_parent, $ancestors ) ) { - break; - } - - $id = $ancestor->post_parent; - $ancestors[] = $id; - } - - return $ancestors; -} - -/** - * Retrieve data from a post field based on Post ID. - * - * Examples of the post field will be, 'post_type', 'post_status', 'post_content', - * etc and based off of the post object property or key names. - * - * The context values are based off of the taxonomy filter functions and - * supported values are found within those functions. - * - * @since 2.3.0 - * @since 4.5.0 The `$post` parameter was made optional. - * - * @see sanitize_post_field() - * - * @param string $field Post field name. - * @param int|WP_Post $post Optional. Post ID or post object. Defaults to global $post. - * @param string $context Optional. How to filter the field. Accepts 'raw', 'edit', 'db', - * or 'display'. Default 'display'. - * @return string The value of the post field on success, empty string on failure. - */ -function get_post_field( $field, $post = null, $context = 'display' ) { - $post = get_post( $post ); - - if ( ! $post ) { - return ''; - } - - if ( ! isset( $post->$field ) ) { - return ''; - } - - return sanitize_post_field( $field, $post->$field, $post->ID, $context ); -} - -/** - * Retrieve the mime type of an attachment based on the ID. - * - * This function can be used with any post type, but it makes more sense with - * attachments. - * - * @since 2.0.0 - * - * @param int|WP_Post $post Optional. Post ID or post object. Defaults to global $post. - * @return string|false The mime type on success, false on failure. - */ -function get_post_mime_type( $post = null ) { - $post = get_post( $post ); - - if ( is_object( $post ) ) { - return $post->post_mime_type; - } - - return false; -} - -/** - * Retrieve the post status based on the post ID. - * - * If the post ID is of an attachment, then the parent post status will be given - * instead. - * - * @since 2.0.0 - * - * @param int|WP_Post $post Optional. Post ID or post object. Defaults to global $post.. - * @return string|false Post status on success, false on failure. - */ -function get_post_status( $post = null ) { - $post = get_post( $post ); - - if ( ! is_object( $post ) ) { - return false; - } - - if ( 'attachment' == $post->post_type ) { - if ( 'private' == $post->post_status ) { - return 'private'; - } - - // Unattached attachments are assumed to be published. - if ( ( 'inherit' == $post->post_status ) && ( 0 == $post->post_parent ) ) { - return 'publish'; - } - - // Inherit status from the parent. - if ( $post->post_parent && ( $post->ID != $post->post_parent ) ) { - $parent_post_status = get_post_status( $post->post_parent ); - if ( 'trash' == $parent_post_status ) { - return get_post_meta( $post->post_parent, '_wp_trash_meta_status', true ); - } else { - return $parent_post_status; - } - } - } - - /** - * Filters the post status. - * - * @since 4.4.0 - * - * @param string $post_status The post status. - * @param WP_Post $post The post object. - */ - return apply_filters( 'get_post_status', $post->post_status, $post ); -} - -/** - * Retrieve all of the WordPress supported post statuses. - * - * Posts have a limited set of valid status values, this provides the - * post_status values and descriptions. - * - * @since 2.5.0 - * - * @return array List of post statuses. - */ -function get_post_statuses() { - $status = array( - 'draft' => __( 'Draft' ), - 'pending' => __( 'Pending Review' ), - 'private' => __( 'Private' ), - 'publish' => __( 'Published' ), - ); - - return $status; -} - -/** - * Retrieve all of the WordPress support page statuses. - * - * Pages have a limited set of valid status values, this provides the - * post_status values and descriptions. - * - * @since 2.5.0 - * - * @return array List of page statuses. - */ -function get_page_statuses() { - $status = array( - 'draft' => __( 'Draft' ), - 'private' => __( 'Private' ), - 'publish' => __( 'Published' ), - ); - - return $status; -} - -/** - * Return statuses for privacy requests. - * - * @since 4.9.6 - * @access private - * - * @return array - */ -function _wp_privacy_statuses() { - return array( - 'request-pending' => __( 'Pending' ), // Pending confirmation from user. - 'request-confirmed' => __( 'Confirmed' ), // User has confirmed the action. - 'request-failed' => __( 'Failed' ), // User failed to confirm the action. - 'request-completed' => __( 'Completed' ), // Admin has handled the request. - ); -} - -/** - * Register a post status. Do not use before init. - * - * A simple function for creating or modifying a post status based on the - * parameters given. The function will accept an array (second optional - * parameter), along with a string for the post status name. - * - * Arguments prefixed with an _underscore shouldn't be used by plugins and themes. - * - * @since 3.0.0 - * @global array $wp_post_statuses Inserts new post status object into the list - * - * @param string $post_status Name of the post status. - * @param array|string $args { - * Optional. Array or string of post status arguments. - * - * @type bool|string $label A descriptive name for the post status marked - * for translation. Defaults to value of $post_status. - * @type bool|array $label_count Descriptive text to use for nooped plurals. - * Default array of $label, twice - * @type bool $exclude_from_search Whether to exclude posts with this post status - * from search results. Default is value of $internal. - * @type bool $_builtin Whether the status is built-in. Core-use only. - * Default false. - * @type bool $public Whether posts of this status should be shown - * in the front end of the site. Default false. - * @type bool $internal Whether the status is for internal use only. - * Default false. - * @type bool $protected Whether posts with this status should be protected. - * Default false. - * @type bool $private Whether posts with this status should be private. - * Default false. - * @type bool $publicly_queryable Whether posts with this status should be publicly- - * queryable. Default is value of $public. - * @type bool $show_in_admin_all_list Whether to include posts in the edit listing for - * their post type. Default is value of $internal. - * @type bool $show_in_admin_status_list Show in the list of statuses with post counts at - * the top of the edit listings, - * e.g. All (12) | Published (9) | My Custom Status (2) - * Default is value of $internal. - * @type bool $date_floating Whether the post has a floating creation date. - * Default to false. - * } - * @return object - */ -function register_post_status( $post_status, $args = array() ) { - global $wp_post_statuses; - - if ( ! is_array( $wp_post_statuses ) ) { - $wp_post_statuses = array(); - } - - // Args prefixed with an underscore are reserved for internal use. - $defaults = array( - 'label' => false, - 'label_count' => false, - 'exclude_from_search' => null, - '_builtin' => false, - 'public' => null, - 'internal' => null, - 'protected' => null, - 'private' => null, - 'publicly_queryable' => null, - 'show_in_admin_status_list' => null, - 'show_in_admin_all_list' => null, - 'date_floating' => null, - ); - $args = wp_parse_args( $args, $defaults ); - $args = (object) $args; - - $post_status = sanitize_key( $post_status ); - $args->name = $post_status; - - // Set various defaults. - if ( null === $args->public && null === $args->internal && null === $args->protected && null === $args->private ) { - $args->internal = true; - } - - if ( null === $args->public ) { - $args->public = false; - } - - if ( null === $args->private ) { - $args->private = false; - } - - if ( null === $args->protected ) { - $args->protected = false; - } - - if ( null === $args->internal ) { - $args->internal = false; - } - - if ( null === $args->publicly_queryable ) { - $args->publicly_queryable = $args->public; - } - - if ( null === $args->exclude_from_search ) { - $args->exclude_from_search = $args->internal; - } - - if ( null === $args->show_in_admin_all_list ) { - $args->show_in_admin_all_list = ! $args->internal; - } - - if ( null === $args->show_in_admin_status_list ) { - $args->show_in_admin_status_list = ! $args->internal; - } - - if ( null === $args->date_floating ) { - $args->date_floating = false; - } - - if ( false === $args->label ) { - $args->label = $post_status; - } - - if ( false === $args->label_count ) { - // phpcs:ignore WordPress.WP.I18n.NonSingularStringLiteralSingle,WordPress.WP.I18n.NonSingularStringLiteralPlural - $args->label_count = _n_noop( $args->label, $args->label ); - } - - $wp_post_statuses[ $post_status ] = $args; - - return $args; -} - -/** - * Retrieve a post status object by name. - * - * @since 3.0.0 - * - * @global array $wp_post_statuses List of post statuses. - * - * @see register_post_status() - * - * @param string $post_status The name of a registered post status. - * @return object|null A post status object. - */ -function get_post_status_object( $post_status ) { - global $wp_post_statuses; - - if ( empty( $wp_post_statuses[ $post_status ] ) ) { - return null; - } - - return $wp_post_statuses[ $post_status ]; -} - -/** - * Get a list of post statuses. - * - * @since 3.0.0 - * - * @global array $wp_post_statuses List of post statuses. - * - * @see register_post_status() - * - * @param array|string $args Optional. Array or string of post status arguments to compare against - * properties of the global `$wp_post_statuses objects`. Default empty array. - * @param string $output Optional. The type of output to return, either 'names' or 'objects'. Default 'names'. - * @param string $operator Optional. The logical operation to perform. 'or' means only one element - * from the array needs to match; 'and' means all elements must match. - * Default 'and'. - * @return array A list of post status names or objects. - */ -function get_post_stati( $args = array(), $output = 'names', $operator = 'and' ) { - global $wp_post_statuses; - - $field = ( 'names' == $output ) ? 'name' : false; - - return wp_filter_object_list( $wp_post_statuses, $args, $operator, $field ); -} - -/** - * Whether the post type is hierarchical. - * - * A false return value might also mean that the post type does not exist. - * - * @since 3.0.0 - * - * @see get_post_type_object() - * - * @param string $post_type Post type name - * @return bool Whether post type is hierarchical. - */ -function is_post_type_hierarchical( $post_type ) { - if ( ! post_type_exists( $post_type ) ) { - return false; - } - - $post_type = get_post_type_object( $post_type ); - return $post_type->hierarchical; -} - -/** - * Determines whether a post type is registered. - * - * For more information on this and similar theme functions, check out - * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/ - * Conditional Tags} article in the Theme Developer Handbook. - * - * @since 3.0.0 - * - * @see get_post_type_object() - * - * @param string $post_type Post type name. - * @return bool Whether post type is registered. - */ -function post_type_exists( $post_type ) { - return (bool) get_post_type_object( $post_type ); -} - -/** - * Retrieves the post type of the current post or of a given post. - * - * @since 2.1.0 - * - * @param int|WP_Post|null $post Optional. Post ID or post object. Default is global $post. - * @return string|false Post type on success, false on failure. - */ -function get_post_type( $post = null ) { - $post = get_post( $post ); - if ( $post ) { - return $post->post_type; - } - - return false; -} - -/** - * Retrieves a post type object by name. - * - * @since 3.0.0 - * @since 4.6.0 Object returned is now an instance of `WP_Post_Type`. - * - * @global array $wp_post_types List of post types. - * - * @see register_post_type() - * - * @param string $post_type The name of a registered post type. - * @return WP_Post_Type|null WP_Post_Type object if it exists, null otherwise. - */ -function get_post_type_object( $post_type ) { - global $wp_post_types; - - if ( ! is_scalar( $post_type ) || empty( $wp_post_types[ $post_type ] ) ) { - return null; - } - - return $wp_post_types[ $post_type ]; -} - -/** - * Get a list of all registered post type objects. - * - * @since 2.9.0 - * - * @global array $wp_post_types List of post types. - * - * @see register_post_type() for accepted arguments. - * - * @param array|string $args Optional. An array of key => value arguments to match against - * the post type objects. Default empty array. - * @param string $output Optional. The type of output to return. Accepts post type 'names' - * or 'objects'. Default 'names'. - * @param string $operator Optional. The logical operation to perform. 'or' means only one - * element from the array needs to match; 'and' means all elements - * must match; 'not' means no elements may match. Default 'and'. - * @return string[]|WP_Post_Type[] An array of post type names or objects. - */ -function get_post_types( $args = array(), $output = 'names', $operator = 'and' ) { - global $wp_post_types; - - $field = ( 'names' == $output ) ? 'name' : false; - - return wp_filter_object_list( $wp_post_types, $args, $operator, $field ); -} - -/** - * Registers a post type. - * - * Note: Post type registrations should not be hooked before the - * {@see 'init'} action. Also, any taxonomy connections should be - * registered via the `$taxonomies` argument to ensure consistency - * when hooks such as {@see 'parse_query'} or {@see 'pre_get_posts'} - * are used. - * - * Post types can support any number of built-in core features such - * as meta boxes, custom fields, post thumbnails, post statuses, - * comments, and more. See the `$supports` argument for a complete - * list of supported features. - * - * @since 2.9.0 - * @since 3.0.0 The `show_ui` argument is now enforced on the new post screen. - * @since 4.4.0 The `show_ui` argument is now enforced on the post type listing - * screen and post editing screen. - * @since 4.6.0 Post type object returned is now an instance of `WP_Post_Type`. - * @since 4.7.0 Introduced `show_in_rest`, `rest_base` and `rest_controller_class` - * arguments to register the post type in REST API. - * @since 5.3.0 The `supports` argument will now accept an array of arguments for a feature. - * . - * @global array $wp_post_types List of post types. - * - * @param string $post_type Post type key. Must not exceed 20 characters and may - * only contain lowercase alphanumeric characters, dashes, - * and underscores. See sanitize_key(). - * @param array|string $args { - * Array or string of arguments for registering a post type. - * - * @type string $label Name of the post type shown in the menu. Usually plural. - * Default is value of $labels['name']. - * @type array $labels An array of labels for this post type. If not set, post - * labels are inherited for non-hierarchical types and page - * labels for hierarchical ones. See get_post_type_labels() for a full - * list of supported labels. - * @type string $description A short descriptive summary of what the post type is. - * Default empty. - * @type bool $public Whether a post type is intended for use publicly either via - * the admin interface or by front-end users. While the default - * settings of $exclude_from_search, $publicly_queryable, $show_ui, - * and $show_in_nav_menus are inherited from public, each does not - * rely on this relationship and controls a very specific intention. - * Default false. - * @type bool $hierarchical Whether the post type is hierarchical (e.g. page). Default false. - * @type bool $exclude_from_search Whether to exclude posts with this post type from front end search - * results. Default is the opposite value of $public. - * @type bool $publicly_queryable Whether queries can be performed on the front end for the post type - * as part of parse_request(). Endpoints would include: - * * ?post_type={post_type_key} - * * ?{post_type_key}={single_post_slug} - * * ?{post_type_query_var}={single_post_slug} - * If not set, the default is inherited from $public. - * @type bool $show_ui Whether to generate and allow a UI for managing this post type in the - * admin. Default is value of $public. - * @type bool|string $show_in_menu Where to show the post type in the admin menu. To work, $show_ui - * must be true. If true, the post type is shown in its own top level - * menu. If false, no menu is shown. If a string of an existing top - * level menu (eg. 'tools.php' or 'edit.php?post_type=page'), the post - * type will be placed as a sub-menu of that. - * Default is value of $show_ui. - * @type bool $show_in_nav_menus Makes this post type available for selection in navigation menus. - * Default is value of $public. - * @type bool $show_in_admin_bar Makes this post type available via the admin bar. Default is value - * of $show_in_menu. - * @type bool $show_in_rest Whether to include the post type in the REST API. Set this to true - * for the post type to be available in the block editor. - * @type string $rest_base To change the base url of REST API route. Default is $post_type. - * @type string $rest_controller_class REST API Controller class name. Default is 'WP_REST_Posts_Controller'. - * @type int $menu_position The position in the menu order the post type should appear. To work, - * $show_in_menu must be true. Default null (at the bottom). - * @type string $menu_icon The url to the icon to be used for this menu. Pass a base64-encoded - * SVG using a data URI, which will be colored to match the color scheme - * -- this should begin with 'data:image/svg+xml;base64,'. Pass the name - * of a Dashicons helper class to use a font icon, e.g. - * 'dashicons-chart-pie'. Pass 'none' to leave div.wp-menu-image empty - * so an icon can be added via CSS. Defaults to use the posts icon. - * @type string $capability_type The string to use to build the read, edit, and delete capabilities. - * May be passed as an array to allow for alternative plurals when using - * this argument as a base to construct the capabilities, e.g. - * array('story', 'stories'). Default 'post'. - * @type array $capabilities Array of capabilities for this post type. $capability_type is used - * as a base to construct capabilities by default. - * See get_post_type_capabilities(). - * @type bool $map_meta_cap Whether to use the internal default meta capability handling. - * Default false. - * @type array $supports Core feature(s) the post type supports. Serves as an alias for calling - * add_post_type_support() directly. Core features include 'title', - * 'editor', 'comments', 'revisions', 'trackbacks', 'author', 'excerpt', - * 'page-attributes', 'thumbnail', 'custom-fields', and 'post-formats'. - * Additionally, the 'revisions' feature dictates whether the post type - * will store revisions, and the 'comments' feature dictates whether the - * comments count will show on the edit screen. A feature can also be - * specified as an array of arguments to provide additional information - * about supporting that feature. Example: `array( 'my_feature', array( - * 'field' => 'value' ) )`. Default is an array containing 'title' and - * 'editor'. - * @type callable $register_meta_box_cb Provide a callback function that sets up the meta boxes for the - * edit form. Do remove_meta_box() and add_meta_box() calls in the - * callback. Default null. - * @type array $taxonomies An array of taxonomy identifiers that will be registered for the - * post type. Taxonomies can be registered later with register_taxonomy() - * or register_taxonomy_for_object_type(). - * Default empty array. - * @type bool|string $has_archive Whether there should be post type archives, or if a string, the - * archive slug to use. Will generate the proper rewrite rules if - * $rewrite is enabled. Default false. - * @type bool|array $rewrite { - * Triggers the handling of rewrites for this post type. To prevent rewrite, set to false. - * Defaults to true, using $post_type as slug. To specify rewrite rules, an array can be - * passed with any of these keys: - * - * @type string $slug Customize the permastruct slug. Defaults to $post_type key. - * @type bool $with_front Whether the permastruct should be prepended with WP_Rewrite::$front. - * Default true. - * @type bool $feeds Whether the feed permastruct should be built for this post type. - * Default is value of $has_archive. - * @type bool $pages Whether the permastruct should provide for pagination. Default true. - * @type const $ep_mask Endpoint mask to assign. If not specified and permalink_epmask is set, - * inherits from $permalink_epmask. If not specified and permalink_epmask - * is not set, defaults to EP_PERMALINK. - * } - * @type string|bool $query_var Sets the query_var key for this post type. Defaults to $post_type - * key. If false, a post type cannot be loaded at - * ?{query_var}={post_slug}. If specified as a string, the query - * ?{query_var_string}={post_slug} will be valid. - * @type bool $can_export Whether to allow this post type to be exported. Default true. - * @type bool $delete_with_user Whether to delete posts of this type when deleting a user. If true, - * posts of this type belonging to the user will be moved to trash - * when then user is deleted. If false, posts of this type belonging - * to the user will *not* be trashed or deleted. If not set (the default), - * posts are trashed if post_type_supports('author'). Otherwise posts - * are not trashed or deleted. Default null. - * @type bool $_builtin FOR INTERNAL USE ONLY! True if this post type is a native or - * "built-in" post_type. Default false. - * @type string $_edit_link FOR INTERNAL USE ONLY! URL segment to use for edit link of - * this post type. Default 'post.php?post=%d'. - * } - * @return WP_Post_Type|WP_Error The registered post type object, or an error object. - */ -function register_post_type( $post_type, $args = array() ) { - global $wp_post_types; - - if ( ! is_array( $wp_post_types ) ) { - $wp_post_types = array(); - } - - // Sanitize post type name - $post_type = sanitize_key( $post_type ); - - if ( empty( $post_type ) || strlen( $post_type ) > 20 ) { - _doing_it_wrong( __FUNCTION__, __( 'Post type names must be between 1 and 20 characters in length.' ), '4.2.0' ); - return new WP_Error( 'post_type_length_invalid', __( 'Post type names must be between 1 and 20 characters in length.' ) ); - } - - $post_type_object = new WP_Post_Type( $post_type, $args ); - $post_type_object->add_supports(); - $post_type_object->add_rewrite_rules(); - $post_type_object->register_meta_boxes(); - - $wp_post_types[ $post_type ] = $post_type_object; - - $post_type_object->add_hooks(); - $post_type_object->register_taxonomies(); - - /** - * Fires after a post type is registered. - * - * @since 3.3.0 - * @since 4.6.0 Converted the `$post_type` parameter to accept a `WP_Post_Type` object. - * - * @param string $post_type Post type. - * @param WP_Post_Type $post_type_object Arguments used to register the post type. - */ - do_action( 'registered_post_type', $post_type, $post_type_object ); - - return $post_type_object; -} - -/** - * Unregisters a post type. - * - * Can not be used to unregister built-in post types. - * - * @since 4.5.0 - * - * @global array $wp_post_types List of post types. - * - * @param string $post_type Post type to unregister. - * @return bool|WP_Error True on success, WP_Error on failure or if the post type doesn't exist. - */ -function unregister_post_type( $post_type ) { - global $wp_post_types; - - if ( ! post_type_exists( $post_type ) ) { - return new WP_Error( 'invalid_post_type', __( 'Invalid post type.' ) ); - } - - $post_type_object = get_post_type_object( $post_type ); - - // Do not allow unregistering internal post types. - if ( $post_type_object->_builtin ) { - return new WP_Error( 'invalid_post_type', __( 'Unregistering a built-in post type is not allowed' ) ); - } - - $post_type_object->remove_supports(); - $post_type_object->remove_rewrite_rules(); - $post_type_object->unregister_meta_boxes(); - $post_type_object->remove_hooks(); - $post_type_object->unregister_taxonomies(); - - unset( $wp_post_types[ $post_type ] ); - - /** - * Fires after a post type was unregistered. - * - * @since 4.5.0 - * - * @param string $post_type Post type key. - */ - do_action( 'unregistered_post_type', $post_type ); - - return true; -} - -/** - * Build an object with all post type capabilities out of a post type object - * - * Post type capabilities use the 'capability_type' argument as a base, if the - * capability is not set in the 'capabilities' argument array or if the - * 'capabilities' argument is not supplied. - * - * The capability_type argument can optionally be registered as an array, with - * the first value being singular and the second plural, e.g. array('story, 'stories') - * Otherwise, an 's' will be added to the value for the plural form. After - * registration, capability_type will always be a string of the singular value. - * - * By default, seven keys are accepted as part of the capabilities array: - * - * - edit_post, read_post, and delete_post are meta capabilities, which are then - * generally mapped to corresponding primitive capabilities depending on the - * context, which would be the post being edited/read/deleted and the user or - * role being checked. Thus these capabilities would generally not be granted - * directly to users or roles. - * - * - edit_posts - Controls whether objects of this post type can be edited. - * - edit_others_posts - Controls whether objects of this type owned by other users - * can be edited. If the post type does not support an author, then this will - * behave like edit_posts. - * - publish_posts - Controls publishing objects of this post type. - * - read_private_posts - Controls whether private objects can be read. - * - * These four primitive capabilities are checked in core in various locations. - * There are also seven other primitive capabilities which are not referenced - * directly in core, except in map_meta_cap(), which takes the three aforementioned - * meta capabilities and translates them into one or more primitive capabilities - * that must then be checked against the user or role, depending on the context. - * - * - read - Controls whether objects of this post type can be read. - * - delete_posts - Controls whether objects of this post type can be deleted. - * - delete_private_posts - Controls whether private objects can be deleted. - * - delete_published_posts - Controls whether published objects can be deleted. - * - delete_others_posts - Controls whether objects owned by other users can be - * can be deleted. If the post type does not support an author, then this will - * behave like delete_posts. - * - edit_private_posts - Controls whether private objects can be edited. - * - edit_published_posts - Controls whether published objects can be edited. - * - * These additional capabilities are only used in map_meta_cap(). Thus, they are - * only assigned by default if the post type is registered with the 'map_meta_cap' - * argument set to true (default is false). - * - * @since 3.0.0 - * - * @see register_post_type() - * @see map_meta_cap() - * - * @param object $args Post type registration arguments. - * @return object Object with all the capabilities as member variables. - */ -function get_post_type_capabilities( $args ) { - if ( ! is_array( $args->capability_type ) ) { - $args->capability_type = array( $args->capability_type, $args->capability_type . 's' ); - } - - // Singular base for meta capabilities, plural base for primitive capabilities. - list( $singular_base, $plural_base ) = $args->capability_type; - - $default_capabilities = array( - // Meta capabilities - 'edit_post' => 'edit_' . $singular_base, - 'read_post' => 'read_' . $singular_base, - 'delete_post' => 'delete_' . $singular_base, - // Primitive capabilities used outside of map_meta_cap(): - 'edit_posts' => 'edit_' . $plural_base, - 'edit_others_posts' => 'edit_others_' . $plural_base, - 'publish_posts' => 'publish_' . $plural_base, - 'read_private_posts' => 'read_private_' . $plural_base, - ); - - // Primitive capabilities used within map_meta_cap(): - if ( $args->map_meta_cap ) { - $default_capabilities_for_mapping = array( - 'read' => 'read', - 'delete_posts' => 'delete_' . $plural_base, - 'delete_private_posts' => 'delete_private_' . $plural_base, - 'delete_published_posts' => 'delete_published_' . $plural_base, - 'delete_others_posts' => 'delete_others_' . $plural_base, - 'edit_private_posts' => 'edit_private_' . $plural_base, - 'edit_published_posts' => 'edit_published_' . $plural_base, - ); - $default_capabilities = array_merge( $default_capabilities, $default_capabilities_for_mapping ); - } - - $capabilities = array_merge( $default_capabilities, $args->capabilities ); - - // Post creation capability simply maps to edit_posts by default: - if ( ! isset( $capabilities['create_posts'] ) ) { - $capabilities['create_posts'] = $capabilities['edit_posts']; - } - - // Remember meta capabilities for future reference. - if ( $args->map_meta_cap ) { - _post_type_meta_capabilities( $capabilities ); - } - - return (object) $capabilities; -} - -/** - * Store or return a list of post type meta caps for map_meta_cap(). - * - * @since 3.1.0 - * @access private - * - * @global array $post_type_meta_caps Used to store meta capabilities. - * - * @param array $capabilities Post type meta capabilities. - */ -function _post_type_meta_capabilities( $capabilities = null ) { - global $post_type_meta_caps; - - foreach ( $capabilities as $core => $custom ) { - if ( in_array( $core, array( 'read_post', 'delete_post', 'edit_post' ) ) ) { - $post_type_meta_caps[ $custom ] = $core; - } - } -} - -/** - * Builds an object with all post type labels out of a post type object. - * - * Accepted keys of the label array in the post type object: - * - * - `name` - General name for the post type, usually plural. The same and overridden - * by `$post_type_object->label`. Default is 'Posts' / 'Pages'. - * - `singular_name` - Name for one object of this post type. Default is 'Post' / 'Page'. - * - `add_new` - Default is 'Add New' for both hierarchical and non-hierarchical types. - * When internationalizing this string, please use a {@link https://developer.wordpress.org/plugins/internationalization/how-to-internationalize-your-plugin/#disambiguation-by-context gettext context} - * matching your post type. Example: `_x( 'Add New', 'product', 'textdomain' );`. - * - `add_new_item` - Label for adding a new singular item. Default is 'Add New Post' / 'Add New Page'. - * - `edit_item` - Label for editing a singular item. Default is 'Edit Post' / 'Edit Page'. - * - `new_item` - Label for the new item page title. Default is 'New Post' / 'New Page'. - * - `view_item` - Label for viewing a singular item. Default is 'View Post' / 'View Page'. - * - `view_items` - Label for viewing post type archives. Default is 'View Posts' / 'View Pages'. - * - `search_items` - Label for searching plural items. Default is 'Search Posts' / 'Search Pages'. - * - `not_found` - Label used when no items are found. Default is 'No posts found' / 'No pages found'. - * - `not_found_in_trash` - Label used when no items are in the trash. Default is 'No posts found in Trash' / - * 'No pages found in Trash'. - * - `parent_item_colon` - Label used to prefix parents of hierarchical items. Not used on non-hierarchical - * post types. Default is 'Parent Page:'. - * - `all_items` - Label to signify all items in a submenu link. Default is 'All Posts' / 'All Pages'. - * - `archives` - Label for archives in nav menus. Default is 'Post Archives' / 'Page Archives'. - * - `attributes` - Label for the attributes meta box. Default is 'Post Attributes' / 'Page Attributes'. - * - `insert_into_item` - Label for the media frame button. Default is 'Insert into post' / 'Insert into page'. - * - `uploaded_to_this_item` - Label for the media frame filter. Default is 'Uploaded to this post' / - * 'Uploaded to this page'. - * - `featured_image` - Label for the Featured Image meta box title. Default is 'Featured Image'. - * - `set_featured_image` - Label for setting the featured image. Default is 'Set featured image'. - * - `remove_featured_image` - Label for removing the featured image. Default is 'Remove featured image'. - * - `use_featured_image` - Label in the media frame for using a featured image. Default is 'Use as featured image'. - * - `menu_name` - Label for the menu name. Default is the same as `name`. - * - `filter_items_list` - Label for the table views hidden heading. Default is 'Filter posts list' / - * 'Filter pages list'. - * - `items_list_navigation` - Label for the table pagination hidden heading. Default is 'Posts list navigation' / - * 'Pages list navigation'. - * - `items_list` - Label for the table hidden heading. Default is 'Posts list' / 'Pages list'. - * - `item_published` - Label used when an item is published. Default is 'Post published.' / 'Page published.' - * - `item_published_privately` - Label used when an item is published with private visibility. - * Default is 'Post published privately.' / 'Page published privately.' - * - `item_reverted_to_draft` - Label used when an item is switched to a draft. - * Default is 'Post reverted to draft.' / 'Page reverted to draft.' - * - `item_scheduled` - Label used when an item is scheduled for publishing. Default is 'Post scheduled.' / - * 'Page scheduled.' - * - `item_updated` - Label used when an item is updated. Default is 'Post updated.' / 'Page updated.' - * - * Above, the first default value is for non-hierarchical post types (like posts) - * and the second one is for hierarchical post types (like pages). - * - * Note: To set labels used in post type admin notices, see the {@see 'post_updated_messages'} filter. - * - * @since 3.0.0 - * @since 4.3.0 Added the `featured_image`, `set_featured_image`, `remove_featured_image`, - * and `use_featured_image` labels. - * @since 4.4.0 Added the `archives`, `insert_into_item`, `uploaded_to_this_item`, `filter_items_list`, - * `items_list_navigation`, and `items_list` labels. - * @since 4.6.0 Converted the `$post_type` parameter to accept a `WP_Post_Type` object. - * @since 4.7.0 Added the `view_items` and `attributes` labels. - * @since 5.0.0 Added the `item_published`, `item_published_privately`, `item_reverted_to_draft`, - * `item_scheduled`, and `item_updated` labels. - * - * @access private - * - * @param object|WP_Post_Type $post_type_object Post type object. - * @return object Object with all the labels as member variables. - */ -function get_post_type_labels( $post_type_object ) { - $nohier_vs_hier_defaults = array( - 'name' => array( _x( 'Posts', 'post type general name' ), _x( 'Pages', 'post type general name' ) ), - 'singular_name' => array( _x( 'Post', 'post type singular name' ), _x( 'Page', 'post type singular name' ) ), - 'add_new' => array( _x( 'Add New', 'post' ), _x( 'Add New', 'page' ) ), - 'add_new_item' => array( __( 'Add New Post' ), __( 'Add New Page' ) ), - 'edit_item' => array( __( 'Edit Post' ), __( 'Edit Page' ) ), - 'new_item' => array( __( 'New Post' ), __( 'New Page' ) ), - 'view_item' => array( __( 'View Post' ), __( 'View Page' ) ), - 'view_items' => array( __( 'View Posts' ), __( 'View Pages' ) ), - 'search_items' => array( __( 'Search Posts' ), __( 'Search Pages' ) ), - 'not_found' => array( __( 'No posts found.' ), __( 'No pages found.' ) ), - 'not_found_in_trash' => array( __( 'No posts found in Trash.' ), __( 'No pages found in Trash.' ) ), - 'parent_item_colon' => array( null, __( 'Parent Page:' ) ), - 'all_items' => array( __( 'All Posts' ), __( 'All Pages' ) ), - 'archives' => array( __( 'Post Archives' ), __( 'Page Archives' ) ), - 'attributes' => array( __( 'Post Attributes' ), __( 'Page Attributes' ) ), - 'insert_into_item' => array( __( 'Insert into post' ), __( 'Insert into page' ) ), - 'uploaded_to_this_item' => array( __( 'Uploaded to this post' ), __( 'Uploaded to this page' ) ), - 'featured_image' => array( _x( 'Featured Image', 'post' ), _x( 'Featured Image', 'page' ) ), - 'set_featured_image' => array( _x( 'Set featured image', 'post' ), _x( 'Set featured image', 'page' ) ), - 'remove_featured_image' => array( _x( 'Remove featured image', 'post' ), _x( 'Remove featured image', 'page' ) ), - 'use_featured_image' => array( _x( 'Use as featured image', 'post' ), _x( 'Use as featured image', 'page' ) ), - 'filter_items_list' => array( __( 'Filter posts list' ), __( 'Filter pages list' ) ), - 'items_list_navigation' => array( __( 'Posts list navigation' ), __( 'Pages list navigation' ) ), - 'items_list' => array( __( 'Posts list' ), __( 'Pages list' ) ), - 'item_published' => array( __( 'Post published.' ), __( 'Page published.' ) ), - 'item_published_privately' => array( __( 'Post published privately.' ), __( 'Page published privately.' ) ), - 'item_reverted_to_draft' => array( __( 'Post reverted to draft.' ), __( 'Page reverted to draft.' ) ), - 'item_scheduled' => array( __( 'Post scheduled.' ), __( 'Page scheduled.' ) ), - 'item_updated' => array( __( 'Post updated.' ), __( 'Page updated.' ) ), - ); - $nohier_vs_hier_defaults['menu_name'] = $nohier_vs_hier_defaults['name']; - - $labels = _get_custom_object_labels( $post_type_object, $nohier_vs_hier_defaults ); - - $post_type = $post_type_object->name; - - $default_labels = clone $labels; - - /** - * Filters the labels of a specific post type. - * - * The dynamic portion of the hook name, `$post_type`, refers to - * the post type slug. - * - * @since 3.5.0 - * - * @see get_post_type_labels() for the full list of labels. - * - * @param object $labels Object with labels for the post type as member variables. - */ - $labels = apply_filters( "post_type_labels_{$post_type}", $labels ); - - // Ensure that the filtered labels contain all required default values. - $labels = (object) array_merge( (array) $default_labels, (array) $labels ); - - return $labels; -} - -/** - * Build an object with custom-something object (post type, taxonomy) labels - * out of a custom-something object - * - * @since 3.0.0 - * @access private - * - * @param object $object A custom-something object. - * @param array $nohier_vs_hier_defaults Hierarchical vs non-hierarchical default labels. - * @return object Object containing labels for the given custom-something object. - */ -function _get_custom_object_labels( $object, $nohier_vs_hier_defaults ) { - $object->labels = (array) $object->labels; - - if ( isset( $object->label ) && empty( $object->labels['name'] ) ) { - $object->labels['name'] = $object->label; - } - - if ( ! isset( $object->labels['singular_name'] ) && isset( $object->labels['name'] ) ) { - $object->labels['singular_name'] = $object->labels['name']; - } - - if ( ! isset( $object->labels['name_admin_bar'] ) ) { - $object->labels['name_admin_bar'] = isset( $object->labels['singular_name'] ) ? $object->labels['singular_name'] : $object->name; - } - - if ( ! isset( $object->labels['menu_name'] ) && isset( $object->labels['name'] ) ) { - $object->labels['menu_name'] = $object->labels['name']; - } - - if ( ! isset( $object->labels['all_items'] ) && isset( $object->labels['menu_name'] ) ) { - $object->labels['all_items'] = $object->labels['menu_name']; - } - - if ( ! isset( $object->labels['archives'] ) && isset( $object->labels['all_items'] ) ) { - $object->labels['archives'] = $object->labels['all_items']; - } - - $defaults = array(); - foreach ( $nohier_vs_hier_defaults as $key => $value ) { - $defaults[ $key ] = $object->hierarchical ? $value[1] : $value[0]; - } - $labels = array_merge( $defaults, $object->labels ); - $object->labels = (object) $object->labels; - - return (object) $labels; -} - -/** - * Add submenus for post types. - * - * @access private - * @since 3.1.0 - */ -function _add_post_type_submenus() { - foreach ( get_post_types( array( 'show_ui' => true ) ) as $ptype ) { - $ptype_obj = get_post_type_object( $ptype ); - // Sub-menus only. - if ( ! $ptype_obj->show_in_menu || $ptype_obj->show_in_menu === true ) { - continue; - } - add_submenu_page( $ptype_obj->show_in_menu, $ptype_obj->labels->name, $ptype_obj->labels->all_items, $ptype_obj->cap->edit_posts, "edit.php?post_type=$ptype" ); - } -} - -/** - * Registers support of certain features for a post type. - * - * All core features are directly associated with a functional area of the edit - * screen, such as the editor or a meta box. Features include: 'title', 'editor', - * 'comments', 'revisions', 'trackbacks', 'author', 'excerpt', 'page-attributes', - * 'thumbnail', 'custom-fields', and 'post-formats'. - * - * Additionally, the 'revisions' feature dictates whether the post type will - * store revisions, and the 'comments' feature dictates whether the comments - * count will show on the edit screen. - * - * A third, optional parameter can also be passed along with a feature to provide - * additional information about supporting that feature. - * - * Example usage: - * - * add_post_type_support( 'my_post_type', 'comments' ); - * add_post_type_support( 'my_post_type', array( - * 'author', 'excerpt', - * ) ); - * add_post_type_support( 'my_post_type', 'my_feature', array( - * 'field' => 'value', - * ) ); - * - * @since 3.0.0 - * @since 5.3.0 Formalized the existing and already documented `...$args` parameter - * by adding it to the function signature. - * - * @global array $_wp_post_type_features - * - * @param string $post_type The post type for which to add the feature. - * @param string|array $feature The feature being added, accepts an array of - * feature strings or a single string. - * @param mixed ...$args Optional extra arguments to pass along with certain features. - */ -function add_post_type_support( $post_type, $feature, ...$args ) { - global $_wp_post_type_features; - - $features = (array) $feature; - foreach ( $features as $feature ) { - if ( $args ) { - $_wp_post_type_features[ $post_type ][ $feature ] = $args; - } else { - $_wp_post_type_features[ $post_type ][ $feature ] = true; - } - } -} - -/** - * Remove support for a feature from a post type. - * - * @since 3.0.0 - * - * @global array $_wp_post_type_features - * - * @param string $post_type The post type for which to remove the feature. - * @param string $feature The feature being removed. - */ -function remove_post_type_support( $post_type, $feature ) { - global $_wp_post_type_features; - - unset( $_wp_post_type_features[ $post_type ][ $feature ] ); -} - -/** - * Get all the post type features - * - * @since 3.4.0 - * - * @global array $_wp_post_type_features - * - * @param string $post_type The post type. - * @return array Post type supports list. - */ -function get_all_post_type_supports( $post_type ) { - global $_wp_post_type_features; - - if ( isset( $_wp_post_type_features[ $post_type ] ) ) { - return $_wp_post_type_features[ $post_type ]; - } - - return array(); -} - -/** - * Check a post type's support for a given feature. - * - * @since 3.0.0 - * - * @global array $_wp_post_type_features - * - * @param string $post_type The post type being checked. - * @param string $feature The feature being checked. - * @return bool Whether the post type supports the given feature. - */ -function post_type_supports( $post_type, $feature ) { - global $_wp_post_type_features; - - return ( isset( $_wp_post_type_features[ $post_type ][ $feature ] ) ); -} - -/** - * Retrieves a list of post type names that support a specific feature. - * - * @since 4.5.0 - * - * @global array $_wp_post_type_features Post type features - * - * @param array|string $feature Single feature or an array of features the post types should support. - * @param string $operator Optional. The logical operation to perform. 'or' means - * only one element from the array needs to match; 'and' - * means all elements must match; 'not' means no elements may - * match. Default 'and'. - * @return array A list of post type names. - */ -function get_post_types_by_support( $feature, $operator = 'and' ) { - global $_wp_post_type_features; - - $features = array_fill_keys( (array) $feature, true ); - - return array_keys( wp_filter_object_list( $_wp_post_type_features, $features, $operator ) ); -} - -/** - * Update the post type for the post ID. - * - * The page or post cache will be cleaned for the post ID. - * - * @since 2.5.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param int $post_id Optional. Post ID to change post type. Default 0. - * @param string $post_type Optional. Post type. Accepts 'post' or 'page' to - * name a few. Default 'post'. - * @return int|false Amount of rows changed. Should be 1 for success and 0 for failure. - */ -function set_post_type( $post_id = 0, $post_type = 'post' ) { - global $wpdb; - - $post_type = sanitize_post_field( 'post_type', $post_type, $post_id, 'db' ); - $return = $wpdb->update( $wpdb->posts, array( 'post_type' => $post_type ), array( 'ID' => $post_id ) ); - - clean_post_cache( $post_id ); - - return $return; -} - -/** - * Determines whether a post type is considered "viewable". - * - * For built-in post types such as posts and pages, the 'public' value will be evaluated. - * For all others, the 'publicly_queryable' value will be used. - * - * @since 4.4.0 - * @since 4.5.0 Added the ability to pass a post type name in addition to object. - * @since 4.6.0 Converted the `$post_type` parameter to accept a `WP_Post_Type` object. - * - * @param string|WP_Post_Type $post_type Post type name or object. - * @return bool Whether the post type should be considered viewable. - */ -function is_post_type_viewable( $post_type ) { - if ( is_scalar( $post_type ) ) { - $post_type = get_post_type_object( $post_type ); - if ( ! $post_type ) { - return false; - } - } - - return $post_type->publicly_queryable || ( $post_type->_builtin && $post_type->public ); -} - -/** - * Retrieves an array of the latest posts, or posts matching the given criteria. - * - * The defaults are as follows: - * - * @since 1.2.0 - * - * @see WP_Query::parse_query() - * - * @param array $args { - * Optional. Arguments to retrieve posts. See WP_Query::parse_query() for all - * available arguments. - * - * @type int $numberposts Total number of posts to retrieve. Is an alias of $posts_per_page - * in WP_Query. Accepts -1 for all. Default 5. - * @type int|string $category Category ID or comma-separated list of IDs (this or any children). - * Is an alias of $cat in WP_Query. Default 0. - * @type array $include An array of post IDs to retrieve, sticky posts will be included. - * Is an alias of $post__in in WP_Query. Default empty array. - * @type array $exclude An array of post IDs not to retrieve. Default empty array. - * @type bool $suppress_filters Whether to suppress filters. Default true. - * } - * @return WP_Post[]|int[] Array of post objects or post IDs. - */ -function get_posts( $args = null ) { - $defaults = array( - 'numberposts' => 5, - 'category' => 0, - 'orderby' => 'date', - 'order' => 'DESC', - 'include' => array(), - 'exclude' => array(), - 'meta_key' => '', - 'meta_value' => '', - 'post_type' => 'post', - 'suppress_filters' => true, - ); - - $parsed_args = wp_parse_args( $args, $defaults ); - if ( empty( $parsed_args['post_status'] ) ) { - $parsed_args['post_status'] = ( 'attachment' == $parsed_args['post_type'] ) ? 'inherit' : 'publish'; - } - if ( ! empty( $parsed_args['numberposts'] ) && empty( $parsed_args['posts_per_page'] ) ) { - $parsed_args['posts_per_page'] = $parsed_args['numberposts']; - } - if ( ! empty( $parsed_args['category'] ) ) { - $parsed_args['cat'] = $parsed_args['category']; - } - if ( ! empty( $parsed_args['include'] ) ) { - $incposts = wp_parse_id_list( $parsed_args['include'] ); - $parsed_args['posts_per_page'] = count( $incposts ); // only the number of posts included - $parsed_args['post__in'] = $incposts; - } elseif ( ! empty( $parsed_args['exclude'] ) ) { - $parsed_args['post__not_in'] = wp_parse_id_list( $parsed_args['exclude'] ); - } - - $parsed_args['ignore_sticky_posts'] = true; - $parsed_args['no_found_rows'] = true; - - $get_posts = new WP_Query; - return $get_posts->query( $parsed_args ); - -} - -// -// Post meta functions -// - -/** - * Adds a meta field to the given post. - * - * Post meta data is called "Custom Fields" on the Administration Screen. - * - * @since 1.5.0 - * - * @param int $post_id Post ID. - * @param string $meta_key Metadata name. - * @param mixed $meta_value Metadata value. Must be serializable if non-scalar. - * @param bool $unique Optional. Whether the same key should not be added. - * Default false. - * @return int|false Meta ID on success, false on failure. - */ -function add_post_meta( $post_id, $meta_key, $meta_value, $unique = false ) { - // Make sure meta is added to the post, not a revision. - $the_post = wp_is_post_revision( $post_id ); - if ( $the_post ) { - $post_id = $the_post; - } - - return add_metadata( 'post', $post_id, $meta_key, $meta_value, $unique ); -} - -/** - * Deletes a post meta field for the given post ID. - * - * You can match based on the key, or key and value. Removing based on key and - * value, will keep from removing duplicate metadata with the same key. It also - * allows removing all metadata matching the key, if needed. - * - * @since 1.5.0 - * - * @param int $post_id Post ID. - * @param string $meta_key Metadata name. - * @param mixed $meta_value Optional. Metadata value. Must be serializable if - * non-scalar. Default empty. - * @return bool True on success, false on failure. - */ -function delete_post_meta( $post_id, $meta_key, $meta_value = '' ) { - // Make sure meta is added to the post, not a revision. - $the_post = wp_is_post_revision( $post_id ); - if ( $the_post ) { - $post_id = $the_post; - } - - return delete_metadata( 'post', $post_id, $meta_key, $meta_value ); -} - -/** - * Retrieves a post meta field for the given post ID. - * - * @since 1.5.0 - * - * @param int $post_id Post ID. - * @param string $key Optional. The meta key to retrieve. By default, returns - * data for all keys. Default empty. - * @param bool $single Optional. If true, returns only the first value for the specified meta key. - * This parameter has no effect if $key is not specified. Default false. - * @return mixed Will be an array if $single is false. Will be value of the meta - * field if $single is true. - */ -function get_post_meta( $post_id, $key = '', $single = false ) { - return get_metadata( 'post', $post_id, $key, $single ); -} - -/** - * Updates a post meta field based on the given post ID. - * - * Use the `$prev_value` parameter to differentiate between meta fields with the - * same key and post ID. - * - * If the meta field for the post does not exist, it will be added and its ID returned. - * - * Can be used in place of add_post_meta(). - * - * @since 1.5.0 - * - * @param int $post_id Post ID. - * @param string $meta_key Metadata key. - * @param mixed $meta_value Metadata value. Must be serializable if non-scalar. - * @param mixed $prev_value Optional. Previous value to check before updating. - * @return int|bool The new meta field ID if a field with the given key didn't exist and was - * therefore added, true on successful update, false on failure. - */ -function update_post_meta( $post_id, $meta_key, $meta_value, $prev_value = '' ) { - // Make sure meta is added to the post, not a revision. - $the_post = wp_is_post_revision( $post_id ); - if ( $the_post ) { - $post_id = $the_post; - } - - return update_metadata( 'post', $post_id, $meta_key, $meta_value, $prev_value ); -} - -/** - * Deletes everything from post meta matching the given meta key. - * - * @since 2.3.0 - * - * @param string $post_meta_key Key to search for when deleting. - * @return bool Whether the post meta key was deleted from the database. - */ -function delete_post_meta_by_key( $post_meta_key ) { - return delete_metadata( 'post', null, $post_meta_key, '', true ); -} - -/** - * Registers a meta key for posts. - * - * @since 4.9.8 - * - * @param string $post_type Post type to register a meta key for. Pass an empty string - * to register the meta key across all existing post types. - * @param string $meta_key The meta key to register. - * @param array $args Data used to describe the meta key when registered. See - * {@see register_meta()} for a list of supported arguments. - * @return bool True if the meta key was successfully registered, false if not. - */ -function register_post_meta( $post_type, $meta_key, array $args ) { - $args['object_subtype'] = $post_type; - - return register_meta( 'post', $meta_key, $args ); -} - -/** - * Unregisters a meta key for posts. - * - * @since 4.9.8 - * - * @param string $post_type Post type the meta key is currently registered for. Pass - * an empty string if the meta key is registered across all - * existing post types. - * @param string $meta_key The meta key to unregister. - * @return bool True on success, false if the meta key was not previously registered. - */ -function unregister_post_meta( $post_type, $meta_key ) { - return unregister_meta_key( 'post', $meta_key, $post_type ); -} - -/** - * Retrieve post meta fields, based on post ID. - * - * The post meta fields are retrieved from the cache where possible, - * so the function is optimized to be called more than once. - * - * @since 1.2.0 - * - * @param int $post_id Optional. Post ID. Default is ID of the global $post. - * @return array Post meta for the given post. - */ -function get_post_custom( $post_id = 0 ) { - $post_id = absint( $post_id ); - if ( ! $post_id ) { - $post_id = get_the_ID(); - } - - return get_post_meta( $post_id ); -} - -/** - * Retrieve meta field names for a post. - * - * If there are no meta fields, then nothing (null) will be returned. - * - * @since 1.2.0 - * - * @param int $post_id Optional. Post ID. Default is ID of the global $post. - * @return array|void Array of the keys, if retrieved. - */ -function get_post_custom_keys( $post_id = 0 ) { - $custom = get_post_custom( $post_id ); - - if ( ! is_array( $custom ) ) { - return; - } - - $keys = array_keys( $custom ); - if ( $keys ) { - return $keys; - } -} - -/** - * Retrieve values for a custom post field. - * - * The parameters must not be considered optional. All of the post meta fields - * will be retrieved and only the meta field key values returned. - * - * @since 1.2.0 - * - * @param string $key Optional. Meta field key. Default empty. - * @param int $post_id Optional. Post ID. Default is ID of the global $post. - * @return array|null Meta field values. - */ -function get_post_custom_values( $key = '', $post_id = 0 ) { - if ( ! $key ) { - return null; - } - - $custom = get_post_custom( $post_id ); - - return isset( $custom[ $key ] ) ? $custom[ $key ] : null; -} - -/** - * Determines whether a post is sticky. - * - * Sticky posts should remain at the top of The Loop. If the post ID is not - * given, then The Loop ID for the current post will be used. - * - * For more information on this and similar theme functions, check out - * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/ - * Conditional Tags} article in the Theme Developer Handbook. - * - * @since 2.7.0 - * - * @param int $post_id Optional. Post ID. Default is ID of the global $post. - * @return bool Whether post is sticky. - */ -function is_sticky( $post_id = 0 ) { - $post_id = absint( $post_id ); - - if ( ! $post_id ) { - $post_id = get_the_ID(); - } - - $stickies = get_option( 'sticky_posts' ); - - $is_sticky = is_array( $stickies ) && in_array( $post_id, $stickies ); - - /** - * Filters whether a post is sticky. - * - * @since 5.3.0 - * - * @param bool $is_sticky Whether a post is sticky. - * @param int $post_id Post ID. - */ - return apply_filters( 'is_sticky', $is_sticky, $post_id ); -} - -/** - * Sanitize every post field. - * - * If the context is 'raw', then the post object or array will get minimal - * sanitization of the integer fields. - * - * @since 2.3.0 - * - * @see sanitize_post_field() - * - * @param object|WP_Post|array $post The Post Object or Array - * @param string $context Optional. How to sanitize post fields. - * Accepts 'raw', 'edit', 'db', or 'display'. - * Default 'display'. - * @return object|WP_Post|array The now sanitized Post Object or Array (will be the - * same type as $post). - */ -function sanitize_post( $post, $context = 'display' ) { - if ( is_object( $post ) ) { - // Check if post already filtered for this context. - if ( isset( $post->filter ) && $context == $post->filter ) { - return $post; - } - if ( ! isset( $post->ID ) ) { - $post->ID = 0; - } - foreach ( array_keys( get_object_vars( $post ) ) as $field ) { - $post->$field = sanitize_post_field( $field, $post->$field, $post->ID, $context ); - } - $post->filter = $context; - } elseif ( is_array( $post ) ) { - // Check if post already filtered for this context. - if ( isset( $post['filter'] ) && $context == $post['filter'] ) { - return $post; - } - if ( ! isset( $post['ID'] ) ) { - $post['ID'] = 0; - } - foreach ( array_keys( $post ) as $field ) { - $post[ $field ] = sanitize_post_field( $field, $post[ $field ], $post['ID'], $context ); - } - $post['filter'] = $context; - } - return $post; -} - -/** - * Sanitize post field based on context. - * - * Possible context values are: 'raw', 'edit', 'db', 'display', 'attribute' and - * 'js'. The 'display' context is used by default. 'attribute' and 'js' contexts - * are treated like 'display' when calling filters. - * - * @since 2.3.0 - * @since 4.4.0 Like `sanitize_post()`, `$context` defaults to 'display'. - * - * @param string $field The Post Object field name. - * @param mixed $value The Post Object value. - * @param int $post_id Post ID. - * @param string $context Optional. How to sanitize post fields. Looks for 'raw', 'edit', - * 'db', 'display', 'attribute' and 'js'. Default 'display'. - * @return mixed Sanitized value. - */ -function sanitize_post_field( $field, $value, $post_id, $context = 'display' ) { - $int_fields = array( 'ID', 'post_parent', 'menu_order' ); - if ( in_array( $field, $int_fields ) ) { - $value = (int) $value; - } - - // Fields which contain arrays of integers. - $array_int_fields = array( 'ancestors' ); - if ( in_array( $field, $array_int_fields ) ) { - $value = array_map( 'absint', $value ); - return $value; - } - - if ( 'raw' == $context ) { - return $value; - } - - $prefixed = false; - if ( false !== strpos( $field, 'post_' ) ) { - $prefixed = true; - $field_no_prefix = str_replace( 'post_', '', $field ); - } - - if ( 'edit' == $context ) { - $format_to_edit = array( 'post_content', 'post_excerpt', 'post_title', 'post_password' ); - - if ( $prefixed ) { - - /** - * Filters the value of a specific post field to edit. - * - * The dynamic portion of the hook name, `$field`, refers to the post - * field name. - * - * @since 2.3.0 - * - * @param mixed $value Value of the post field. - * @param int $post_id Post ID. - */ - $value = apply_filters( "edit_{$field}", $value, $post_id ); - - /** - * Filters the value of a specific post field to edit. - * - * The dynamic portion of the hook name, `$field_no_prefix`, refers to - * the post field name. - * - * @since 2.3.0 - * - * @param mixed $value Value of the post field. - * @param int $post_id Post ID. - */ - $value = apply_filters( "{$field_no_prefix}_edit_pre", $value, $post_id ); - } else { - $value = apply_filters( "edit_post_{$field}", $value, $post_id ); - } - - if ( in_array( $field, $format_to_edit ) ) { - if ( 'post_content' == $field ) { - $value = format_to_edit( $value, user_can_richedit() ); - } else { - $value = format_to_edit( $value ); - } - } else { - $value = esc_attr( $value ); - } - } elseif ( 'db' == $context ) { - if ( $prefixed ) { - - /** - * Filters the value of a specific post field before saving. - * - * The dynamic portion of the hook name, `$field`, refers to the post - * field name. - * - * @since 2.3.0 - * - * @param mixed $value Value of the post field. - */ - $value = apply_filters( "pre_{$field}", $value ); - - /** - * Filters the value of a specific field before saving. - * - * The dynamic portion of the hook name, `$field_no_prefix`, refers - * to the post field name. - * - * @since 2.3.0 - * - * @param mixed $value Value of the post field. - */ - $value = apply_filters( "{$field_no_prefix}_save_pre", $value ); - } else { - $value = apply_filters( "pre_post_{$field}", $value ); - - /** - * Filters the value of a specific post field before saving. - * - * The dynamic portion of the hook name, `$field`, refers to the post - * field name. - * - * @since 2.3.0 - * - * @param mixed $value Value of the post field. - */ - $value = apply_filters( "{$field}_pre", $value ); - } - } else { - - // Use display filters by default. - if ( $prefixed ) { - - /** - * Filters the value of a specific post field for display. - * - * The dynamic portion of the hook name, `$field`, refers to the post - * field name. - * - * @since 2.3.0 - * - * @param mixed $value Value of the prefixed post field. - * @param int $post_id Post ID. - * @param string $context Context for how to sanitize the field. Possible - * values include 'raw', 'edit', 'db', 'display', - * 'attribute' and 'js'. - */ - $value = apply_filters( "{$field}", $value, $post_id, $context ); - } else { - $value = apply_filters( "post_{$field}", $value, $post_id, $context ); - } - - if ( 'attribute' == $context ) { - $value = esc_attr( $value ); - } elseif ( 'js' == $context ) { - $value = esc_js( $value ); - } - } - - return $value; -} - -/** - * Make a post sticky. - * - * Sticky posts should be displayed at the top of the front page. - * - * @since 2.7.0 - * - * @param int $post_id Post ID. - */ -function stick_post( $post_id ) { - $stickies = get_option( 'sticky_posts' ); - - if ( ! is_array( $stickies ) ) { - $stickies = array( $post_id ); - } - - if ( ! in_array( $post_id, $stickies ) ) { - $stickies[] = $post_id; - } - - $updated = update_option( 'sticky_posts', $stickies ); - - if ( $updated ) { - /** - * Fires once a post has been added to the sticky list. - * - * @since 4.6.0 - * - * @param int $post_id ID of the post that was stuck. - */ - do_action( 'post_stuck', $post_id ); - } -} - -/** - * Un-stick a post. - * - * Sticky posts should be displayed at the top of the front page. - * - * @since 2.7.0 - * - * @param int $post_id Post ID. - */ -function unstick_post( $post_id ) { - $stickies = get_option( 'sticky_posts' ); - - if ( ! is_array( $stickies ) ) { - return; - } - - if ( ! in_array( $post_id, $stickies ) ) { - return; - } - - $offset = array_search( $post_id, $stickies ); - if ( false === $offset ) { - return; - } - - array_splice( $stickies, $offset, 1 ); - - $updated = update_option( 'sticky_posts', $stickies ); - - if ( $updated ) { - /** - * Fires once a post has been removed from the sticky list. - * - * @since 4.6.0 - * - * @param int $post_id ID of the post that was unstuck. - */ - do_action( 'post_unstuck', $post_id ); - } -} - -/** - * Return the cache key for wp_count_posts() based on the passed arguments. - * - * @since 3.9.0 - * @access private - * - * @param string $type Optional. Post type to retrieve count Default 'post'. - * @param string $perm Optional. 'readable' or empty. Default empty. - * @return string The cache key. - */ -function _count_posts_cache_key( $type = 'post', $perm = '' ) { - $cache_key = 'posts-' . $type; - if ( 'readable' == $perm && is_user_logged_in() ) { - $post_type_object = get_post_type_object( $type ); - if ( $post_type_object && ! current_user_can( $post_type_object->cap->read_private_posts ) ) { - $cache_key .= '_' . $perm . '_' . get_current_user_id(); - } - } - return $cache_key; -} - -/** - * Count number of posts of a post type and if user has permissions to view. - * - * This function provides an efficient method of finding the amount of post's - * type a blog has. Another method is to count the amount of items in - * get_posts(), but that method has a lot of overhead with doing so. Therefore, - * when developing for 2.5+, use this function instead. - * - * The $perm parameter checks for 'readable' value and if the user can read - * private posts, it will display that for the user that is signed in. - * - * @since 2.5.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param string $type Optional. Post type to retrieve count. Default 'post'. - * @param string $perm Optional. 'readable' or empty. Default empty. - * @return object Number of posts for each status. - */ -function wp_count_posts( $type = 'post', $perm = '' ) { - global $wpdb; - - if ( ! post_type_exists( $type ) ) { - return new stdClass; - } - - $cache_key = _count_posts_cache_key( $type, $perm ); - - $counts = wp_cache_get( $cache_key, 'counts' ); - if ( false !== $counts ) { - /** This filter is documented in wp-includes/post.php */ - return apply_filters( 'wp_count_posts', $counts, $type, $perm ); - } - - $query = "SELECT post_status, COUNT( * ) AS num_posts FROM {$wpdb->posts} WHERE post_type = %s"; - if ( 'readable' == $perm && is_user_logged_in() ) { - $post_type_object = get_post_type_object( $type ); - if ( ! current_user_can( $post_type_object->cap->read_private_posts ) ) { - $query .= $wpdb->prepare( - " AND (post_status != 'private' OR ( post_author = %d AND post_status = 'private' ))", - get_current_user_id() - ); - } - } - $query .= ' GROUP BY post_status'; - - $results = (array) $wpdb->get_results( $wpdb->prepare( $query, $type ), ARRAY_A ); - $counts = array_fill_keys( get_post_stati(), 0 ); - - foreach ( $results as $row ) { - $counts[ $row['post_status'] ] = $row['num_posts']; - } - - $counts = (object) $counts; - wp_cache_set( $cache_key, $counts, 'counts' ); - - /** - * Modify returned post counts by status for the current post type. - * - * @since 3.7.0 - * - * @param object $counts An object containing the current post_type's post - * counts by status. - * @param string $type Post type. - * @param string $perm The permission to determine if the posts are 'readable' - * by the current user. - */ - return apply_filters( 'wp_count_posts', $counts, $type, $perm ); -} - -/** - * Count number of attachments for the mime type(s). - * - * If you set the optional mime_type parameter, then an array will still be - * returned, but will only have the item you are looking for. It does not give - * you the number of attachments that are children of a post. You can get that - * by counting the number of children that post has. - * - * @since 2.5.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param string|array $mime_type Optional. Array or comma-separated list of - * MIME patterns. Default empty. - * @return object An object containing the attachment counts by mime type. - */ -function wp_count_attachments( $mime_type = '' ) { - global $wpdb; - - $and = wp_post_mime_type_where( $mime_type ); - $count = $wpdb->get_results( "SELECT post_mime_type, COUNT( * ) AS num_posts FROM $wpdb->posts WHERE post_type = 'attachment' AND post_status != 'trash' $and GROUP BY post_mime_type", ARRAY_A ); - - $counts = array(); - foreach ( (array) $count as $row ) { - $counts[ $row['post_mime_type'] ] = $row['num_posts']; - } - $counts['trash'] = $wpdb->get_var( "SELECT COUNT( * ) FROM $wpdb->posts WHERE post_type = 'attachment' AND post_status = 'trash' $and" ); - - /** - * Modify returned attachment counts by mime type. - * - * @since 3.7.0 - * - * @param object $counts An object containing the attachment counts by - * mime type. - * @param string $mime_type The mime type pattern used to filter the attachments - * counted. - */ - return apply_filters( 'wp_count_attachments', (object) $counts, $mime_type ); -} - -/** - * Get default post mime types. - * - * @since 2.9.0 - * @since 5.3.0 Added the 'Documents', 'Spreadsheets', and 'Archives' mime type groups. - * - * @return array List of post mime types. - */ -function get_post_mime_types() { - $post_mime_types = array( // array( adj, noun ) - 'image' => array( - __( 'Images' ), - __( 'Manage Images' ), - /* translators: %s: Number of images. */ - _n_noop( - 'Image <span class="count">(%s)</span>', - 'Images <span class="count">(%s)</span>' - ), - ), - 'audio' => array( - __( 'Audio' ), - __( 'Manage Audio' ), - /* translators: %s: Number of audio files. */ - _n_noop( - 'Audio <span class="count">(%s)</span>', - 'Audio <span class="count">(%s)</span>' - ), - ), - 'video' => array( - __( 'Video' ), - __( 'Manage Video' ), - /* translators: %s: Number of video files. */ - _n_noop( - 'Video <span class="count">(%s)</span>', - 'Video <span class="count">(%s)</span>' - ), - ), - 'document' => array( - __( 'Documents' ), - __( 'Manage Documents' ), - /* translators: %s: Number of documents. */ - _n_noop( - 'Document <span class="count">(%s)</span>', - 'Documents <span class="count">(%s)</span>' - ), - ), - 'spreadsheet' => array( - __( 'Spreadsheets' ), - __( 'Manage Spreadsheets' ), - /* translators: %s: Number of spreadsheets. */ - _n_noop( - 'Spreadsheet <span class="count">(%s)</span>', - 'Spreadsheets <span class="count">(%s)</span>' - ), - ), - 'archive' => array( - _x( 'Archives', 'file type group' ), - __( 'Manage Archives' ), - /* translators: %s: Number of archives. */ - _n_noop( - 'Archive <span class="count">(%s)</span>', - 'Archives <span class="count">(%s)</span>' - ), - ), - ); - - $ext_types = wp_get_ext_types(); - $mime_types = wp_get_mime_types(); - - foreach ( $post_mime_types as $group => $labels ) { - if ( in_array( $group, array( 'image', 'audio', 'video' ) ) ) { - continue; - } - - if ( ! isset( $ext_types[ $group ] ) ) { - unset( $post_mime_types[ $group ] ); - continue; - } - - $group_mime_types = array(); - foreach ( $ext_types[ $group ] as $extension ) { - foreach ( $mime_types as $exts => $mime ) { - if ( preg_match( '!^(' . $exts . ')$!i', $extension ) ) { - $group_mime_types[] = $mime; - break; - } - } - } - $group_mime_types = implode( ',', array_unique( $group_mime_types ) ); - - $post_mime_types[ $group_mime_types ] = $labels; - unset( $post_mime_types[ $group ] ); - } - - /** - * Filters the default list of post mime types. - * - * @since 2.5.0 - * - * @param array $post_mime_types Default list of post mime types. - */ - return apply_filters( 'post_mime_types', $post_mime_types ); -} - -/** - * Check a MIME-Type against a list. - * - * If the wildcard_mime_types parameter is a string, it must be comma separated - * list. If the real_mime_types is a string, it is also comma separated to - * create the list. - * - * @since 2.5.0 - * - * @param string|array $wildcard_mime_types Mime types, e.g. audio/mpeg or image (same as image/*) - * or flash (same as *flash*). - * @param string|array $real_mime_types Real post mime type values. - * @return array array(wildcard=>array(real types)). - */ -function wp_match_mime_types( $wildcard_mime_types, $real_mime_types ) { - $matches = array(); - if ( is_string( $wildcard_mime_types ) ) { - $wildcard_mime_types = array_map( 'trim', explode( ',', $wildcard_mime_types ) ); - } - if ( is_string( $real_mime_types ) ) { - $real_mime_types = array_map( 'trim', explode( ',', $real_mime_types ) ); - } - - $patternses = array(); - $wild = '[-._a-z0-9]*'; - - foreach ( (array) $wildcard_mime_types as $type ) { - $mimes = array_map( 'trim', explode( ',', $type ) ); - foreach ( $mimes as $mime ) { - $regex = str_replace( '__wildcard__', $wild, preg_quote( str_replace( '*', '__wildcard__', $mime ) ) ); - $patternses[][ $type ] = "^$regex$"; - if ( false === strpos( $mime, '/' ) ) { - $patternses[][ $type ] = "^$regex/"; - $patternses[][ $type ] = $regex; - } - } - } - asort( $patternses ); - - foreach ( $patternses as $patterns ) { - foreach ( $patterns as $type => $pattern ) { - foreach ( (array) $real_mime_types as $real ) { - if ( preg_match( "#$pattern#", $real ) && ( empty( $matches[ $type ] ) || false === array_search( $real, $matches[ $type ] ) ) ) { - $matches[ $type ][] = $real; - } - } - } - } - return $matches; -} - -/** - * Convert MIME types into SQL. - * - * @since 2.5.0 - * - * @param string|array $post_mime_types List of mime types or comma separated string - * of mime types. - * @param string $table_alias Optional. Specify a table alias, if needed. - * Default empty. - * @return string The SQL AND clause for mime searching. - */ -function wp_post_mime_type_where( $post_mime_types, $table_alias = '' ) { - $where = ''; - $wildcards = array( '', '%', '%/%' ); - if ( is_string( $post_mime_types ) ) { - $post_mime_types = array_map( 'trim', explode( ',', $post_mime_types ) ); - } - - $wheres = array(); - - foreach ( (array) $post_mime_types as $mime_type ) { - $mime_type = preg_replace( '/\s/', '', $mime_type ); - $slashpos = strpos( $mime_type, '/' ); - if ( false !== $slashpos ) { - $mime_group = preg_replace( '/[^-*.a-zA-Z0-9]/', '', substr( $mime_type, 0, $slashpos ) ); - $mime_subgroup = preg_replace( '/[^-*.+a-zA-Z0-9]/', '', substr( $mime_type, $slashpos + 1 ) ); - if ( empty( $mime_subgroup ) ) { - $mime_subgroup = '*'; - } else { - $mime_subgroup = str_replace( '/', '', $mime_subgroup ); - } - $mime_pattern = "$mime_group/$mime_subgroup"; - } else { - $mime_pattern = preg_replace( '/[^-*.a-zA-Z0-9]/', '', $mime_type ); - if ( false === strpos( $mime_pattern, '*' ) ) { - $mime_pattern .= '/*'; - } - } - - $mime_pattern = preg_replace( '/\*+/', '%', $mime_pattern ); - - if ( in_array( $mime_type, $wildcards ) ) { - return ''; - } - - if ( false !== strpos( $mime_pattern, '%' ) ) { - $wheres[] = empty( $table_alias ) ? "post_mime_type LIKE '$mime_pattern'" : "$table_alias.post_mime_type LIKE '$mime_pattern'"; - } else { - $wheres[] = empty( $table_alias ) ? "post_mime_type = '$mime_pattern'" : "$table_alias.post_mime_type = '$mime_pattern'"; - } - } - if ( ! empty( $wheres ) ) { - $where = ' AND (' . join( ' OR ', $wheres ) . ') '; - } - return $where; -} - -/** - * Trash or delete a post or page. - * - * When the post and page is permanently deleted, everything that is tied to - * it is deleted also. This includes comments, post meta fields, and terms - * associated with the post. - * - * The post or page is moved to trash instead of permanently deleted unless - * trash is disabled, item is already in the trash, or $force_delete is true. - * - * @since 1.0.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * @see wp_delete_attachment() - * @see wp_trash_post() - * - * @param int $postid Optional. Post ID. Default 0. - * @param bool $force_delete Optional. Whether to bypass trash and force deletion. - * Default false. - * @return WP_Post|false|null Post data on success, false or null on failure. - */ -function wp_delete_post( $postid = 0, $force_delete = false ) { - global $wpdb; - - $post = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE ID = %d", $postid ) ); - - if ( ! $post ) { - return $post; - } - - $post = get_post( $post ); - - if ( ! $force_delete && ( 'post' === $post->post_type || 'page' === $post->post_type ) && 'trash' !== get_post_status( $postid ) && EMPTY_TRASH_DAYS ) { - return wp_trash_post( $postid ); - } - - if ( 'attachment' === $post->post_type ) { - return wp_delete_attachment( $postid, $force_delete ); - } - - /** - * Filters whether a post deletion should take place. - * - * @since 4.4.0 - * - * @param bool|null $delete Whether to go forward with deletion. - * @param WP_Post $post Post object. - * @param bool $force_delete Whether to bypass the trash. - */ - $check = apply_filters( 'pre_delete_post', null, $post, $force_delete ); - if ( null !== $check ) { - return $check; - } - - /** - * Fires before a post is deleted, at the start of wp_delete_post(). - * - * @since 3.2.0 - * - * @see wp_delete_post() - * - * @param int $postid Post ID. - */ - do_action( 'before_delete_post', $postid ); - - delete_post_meta( $postid, '_wp_trash_meta_status' ); - delete_post_meta( $postid, '_wp_trash_meta_time' ); - - wp_delete_object_term_relationships( $postid, get_object_taxonomies( $post->post_type ) ); - - $parent_data = array( 'post_parent' => $post->post_parent ); - $parent_where = array( 'post_parent' => $postid ); - - if ( is_post_type_hierarchical( $post->post_type ) ) { - // Point children of this page to its parent, also clean the cache of affected children. - $children_query = $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE post_parent = %d AND post_type = %s", $postid, $post->post_type ); - $children = $wpdb->get_results( $children_query ); - if ( $children ) { - $wpdb->update( $wpdb->posts, $parent_data, $parent_where + array( 'post_type' => $post->post_type ) ); - } - } - - // Do raw query. wp_get_post_revisions() is filtered. - $revision_ids = $wpdb->get_col( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_parent = %d AND post_type = 'revision'", $postid ) ); - // Use wp_delete_post (via wp_delete_post_revision) again. Ensures any meta/misplaced data gets cleaned up. - foreach ( $revision_ids as $revision_id ) { - wp_delete_post_revision( $revision_id ); - } - - // Point all attachments to this post up one level. - $wpdb->update( $wpdb->posts, $parent_data, $parent_where + array( 'post_type' => 'attachment' ) ); - - wp_defer_comment_counting( true ); - - $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d", $postid ) ); - foreach ( $comment_ids as $comment_id ) { - wp_delete_comment( $comment_id, true ); - } - - wp_defer_comment_counting( false ); - - $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $postid ) ); - foreach ( $post_meta_ids as $mid ) { - delete_metadata_by_mid( 'post', $mid ); - } - - /** - * Fires immediately before a post is deleted from the database. - * - * @since 1.2.0 - * - * @param int $postid Post ID. - */ - do_action( 'delete_post', $postid ); - $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $postid ) ); - if ( ! $result ) { - return false; - } - - /** - * Fires immediately after a post is deleted from the database. - * - * @since 2.2.0 - * - * @param int $postid Post ID. - */ - do_action( 'deleted_post', $postid ); - - clean_post_cache( $post ); - - if ( is_post_type_hierarchical( $post->post_type ) && $children ) { - foreach ( $children as $child ) { - clean_post_cache( $child ); - } - } - - wp_clear_scheduled_hook( 'publish_future_post', array( $postid ) ); - - /** - * Fires after a post is deleted, at the conclusion of wp_delete_post(). - * - * @since 3.2.0 - * - * @see wp_delete_post() - * - * @param int $postid Post ID. - */ - do_action( 'after_delete_post', $postid ); - - return $post; -} - -/** - * Reset the page_on_front, show_on_front, and page_for_post settings when - * a linked page is deleted or trashed. - * - * Also ensures the post is no longer sticky. - * - * @since 3.7.0 - * @access private - * - * @param int $post_id Post ID. - */ -function _reset_front_page_settings_for_post( $post_id ) { - $post = get_post( $post_id ); - if ( 'page' == $post->post_type ) { - /* - * If the page is defined in option page_on_front or post_for_posts, - * adjust the corresponding options. - */ - if ( get_option( 'page_on_front' ) == $post->ID ) { - update_option( 'show_on_front', 'posts' ); - update_option( 'page_on_front', 0 ); - } - if ( get_option( 'page_for_posts' ) == $post->ID ) { - update_option( 'page_for_posts', 0 ); - } - } - unstick_post( $post->ID ); -} - -/** - * Move a post or page to the Trash - * - * If trash is disabled, the post or page is permanently deleted. - * - * @since 2.9.0 - * - * @see wp_delete_post() - * - * @param int $post_id Optional. Post ID. Default is ID of the global $post - * if EMPTY_TRASH_DAYS equals true. - * @return WP_Post|false|null Post data on success, false or null on failure. - */ -function wp_trash_post( $post_id = 0 ) { - if ( ! EMPTY_TRASH_DAYS ) { - return wp_delete_post( $post_id, true ); - } - - $post = get_post( $post_id ); - - if ( ! $post ) { - return $post; - } - - if ( 'trash' === $post->post_status ) { - return false; - } - - /** - * Filters whether a post trashing should take place. - * - * @since 4.9.0 - * - * @param bool|null $trash Whether to go forward with trashing. - * @param WP_Post $post Post object. - */ - $check = apply_filters( 'pre_trash_post', null, $post ); - if ( null !== $check ) { - return $check; - } - - /** - * Fires before a post is sent to the trash. - * - * @since 3.3.0 - * - * @param int $post_id Post ID. - */ - do_action( 'wp_trash_post', $post_id ); - - add_post_meta( $post_id, '_wp_trash_meta_status', $post->post_status ); - add_post_meta( $post_id, '_wp_trash_meta_time', time() ); - - $post_updated = wp_update_post( - array( - 'ID' => $post_id, - 'post_status' => 'trash', - ) - ); - - if ( ! $post_updated ) { - return false; - } - - wp_trash_post_comments( $post_id ); - - /** - * Fires after a post is sent to the trash. - * - * @since 2.9.0 - * - * @param int $post_id Post ID. - */ - do_action( 'trashed_post', $post_id ); - - return $post; -} - -/** - * Restore a post or page from the Trash. - * - * @since 2.9.0 - * - * @param int $post_id Optional. Post ID. Default is ID of the global $post. - * @return WP_Post|false|null Post data on success, false or null on failure. - */ -function wp_untrash_post( $post_id = 0 ) { - $post = get_post( $post_id ); - - if ( ! $post ) { - return $post; - } - - if ( 'trash' !== $post->post_status ) { - return false; - } - - /** - * Filters whether a post untrashing should take place. - * - * @since 4.9.0 - * - * @param bool|null $untrash Whether to go forward with untrashing. - * @param WP_Post $post Post object. - */ - $check = apply_filters( 'pre_untrash_post', null, $post ); - if ( null !== $check ) { - return $check; - } - - /** - * Fires before a post is restored from the trash. - * - * @since 2.9.0 - * - * @param int $post_id Post ID. - */ - do_action( 'untrash_post', $post_id ); - - $post_status = get_post_meta( $post_id, '_wp_trash_meta_status', true ); - - delete_post_meta( $post_id, '_wp_trash_meta_status' ); - delete_post_meta( $post_id, '_wp_trash_meta_time' ); - - $post_updated = wp_update_post( - array( - 'ID' => $post_id, - 'post_status' => $post_status, - ) - ); - - if ( ! $post_updated ) { - return false; - } - - wp_untrash_post_comments( $post_id ); - - /** - * Fires after a post is restored from the trash. - * - * @since 2.9.0 - * - * @param int $post_id Post ID. - */ - do_action( 'untrashed_post', $post_id ); - - return $post; -} - -/** - * Moves comments for a post to the trash. - * - * @since 2.9.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param int|WP_Post|null $post Optional. Post ID or post object. Defaults to global $post. - * @return mixed|void False on failure. - */ -function wp_trash_post_comments( $post = null ) { - global $wpdb; - - $post = get_post( $post ); - if ( empty( $post ) ) { - return; - } - - $post_id = $post->ID; - - /** - * Fires before comments are sent to the trash. - * - * @since 2.9.0 - * - * @param int $post_id Post ID. - */ - do_action( 'trash_post_comments', $post_id ); - - $comments = $wpdb->get_results( $wpdb->prepare( "SELECT comment_ID, comment_approved FROM $wpdb->comments WHERE comment_post_ID = %d", $post_id ) ); - if ( empty( $comments ) ) { - return; - } - - // Cache current status for each comment. - $statuses = array(); - foreach ( $comments as $comment ) { - $statuses[ $comment->comment_ID ] = $comment->comment_approved; - } - add_post_meta( $post_id, '_wp_trash_meta_comments_status', $statuses ); - - // Set status for all comments to post-trashed. - $result = $wpdb->update( $wpdb->comments, array( 'comment_approved' => 'post-trashed' ), array( 'comment_post_ID' => $post_id ) ); - - clean_comment_cache( array_keys( $statuses ) ); - - /** - * Fires after comments are sent to the trash. - * - * @since 2.9.0 - * - * @param int $post_id Post ID. - * @param array $statuses Array of comment statuses. - */ - do_action( 'trashed_post_comments', $post_id, $statuses ); - - return $result; -} - -/** - * Restore comments for a post from the trash. - * - * @since 2.9.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param int|WP_Post|null $post Optional. Post ID or post object. Defaults to global $post. - * @return true|void - */ -function wp_untrash_post_comments( $post = null ) { - global $wpdb; - - $post = get_post( $post ); - if ( empty( $post ) ) { - return; - } - - $post_id = $post->ID; - - $statuses = get_post_meta( $post_id, '_wp_trash_meta_comments_status', true ); - - if ( empty( $statuses ) ) { - return true; - } - - /** - * Fires before comments are restored for a post from the trash. - * - * @since 2.9.0 - * - * @param int $post_id Post ID. - */ - do_action( 'untrash_post_comments', $post_id ); - - // Restore each comment to its original status. - $group_by_status = array(); - foreach ( $statuses as $comment_id => $comment_status ) { - $group_by_status[ $comment_status ][] = $comment_id; - } - - foreach ( $group_by_status as $status => $comments ) { - // Sanity check. This shouldn't happen. - if ( 'post-trashed' == $status ) { - $status = '0'; - } - $comments_in = implode( ', ', array_map( 'intval', $comments ) ); - $wpdb->query( $wpdb->prepare( "UPDATE $wpdb->comments SET comment_approved = %s WHERE comment_ID IN ($comments_in)", $status ) ); - } - - clean_comment_cache( array_keys( $statuses ) ); - - delete_post_meta( $post_id, '_wp_trash_meta_comments_status' ); - - /** - * Fires after comments are restored for a post from the trash. - * - * @since 2.9.0 - * - * @param int $post_id Post ID. - */ - do_action( 'untrashed_post_comments', $post_id ); -} - -/** - * Retrieve the list of categories for a post. - * - * Compatibility layer for themes and plugins. Also an easy layer of abstraction - * away from the complexity of the taxonomy layer. - * - * @since 2.1.0 - * - * @see wp_get_object_terms() - * - * @param int $post_id Optional. The Post ID. Does not default to the ID of the - * global $post. Default 0. - * @param array $args Optional. Category query parameters. Default empty array. - * See WP_Term_Query::__construct() for supported arguments. - * @return array|WP_Error List of categories. If the `$fields` argument passed via `$args` is 'all' or - * 'all_with_object_id', an array of WP_Term objects will be returned. If `$fields` - * is 'ids', an array of category ids. If `$fields` is 'names', an array of category names. - * WP_Error object if 'category' taxonomy doesn't exist. - */ -function wp_get_post_categories( $post_id = 0, $args = array() ) { - $post_id = (int) $post_id; - - $defaults = array( 'fields' => 'ids' ); - $args = wp_parse_args( $args, $defaults ); - - $cats = wp_get_object_terms( $post_id, 'category', $args ); - return $cats; -} - -/** - * Retrieve the tags for a post. - * - * There is only one default for this function, called 'fields' and by default - * is set to 'all'. There are other defaults that can be overridden in - * wp_get_object_terms(). - * - * @since 2.3.0 - * - * @param int $post_id Optional. The Post ID. Does not default to the ID of the - * global $post. Default 0. - * @param array $args Optional. Tag query parameters. Default empty array. - * See WP_Term_Query::__construct() for supported arguments. - * @return array|WP_Error Array of WP_Term objects on success or empty array if no tags were found. - * WP_Error object if 'post_tag' taxonomy doesn't exist. - */ -function wp_get_post_tags( $post_id = 0, $args = array() ) { - return wp_get_post_terms( $post_id, 'post_tag', $args ); -} - -/** - * Retrieves the terms for a post. - * - * @since 2.8.0 - * - * @param int $post_id Optional. The Post ID. Does not default to the ID of the - * global $post. Default 0. - * @param string|array $taxonomy Optional. The taxonomy slug or array of slugs for which - * to retrieve terms. Default 'post_tag'. - * @param array $args { - * Optional. Term query parameters. See WP_Term_Query::__construct() for supported arguments. - * - * @type string $fields Term fields to retrieve. Default 'all'. - * } - * @return array|WP_Error Array of WP_Term objects on success or empty array if no terms were found. - * WP_Error object if `$taxonomy` doesn't exist. - */ -function wp_get_post_terms( $post_id = 0, $taxonomy = 'post_tag', $args = array() ) { - $post_id = (int) $post_id; - - $defaults = array( 'fields' => 'all' ); - $args = wp_parse_args( $args, $defaults ); - - $tags = wp_get_object_terms( $post_id, $taxonomy, $args ); - - return $tags; -} - -/** - * Retrieve a number of recent posts. - * - * @since 1.0.0 - * - * @see get_posts() - * - * @param array $args Optional. Arguments to retrieve posts. Default empty array. - * @param string $output Optional. The required return type. One of OBJECT or ARRAY_A, which correspond to - * a WP_Post object or an associative array, respectively. Default ARRAY_A. - * @return array|false Array of recent posts, where the type of each element is determined by $output parameter. - * Empty array on failure. - */ -function wp_get_recent_posts( $args = array(), $output = ARRAY_A ) { - - if ( is_numeric( $args ) ) { - _deprecated_argument( __FUNCTION__, '3.1.0', __( 'Passing an integer number of posts is deprecated. Pass an array of arguments instead.' ) ); - $args = array( 'numberposts' => absint( $args ) ); - } - - // Set default arguments. - $defaults = array( - 'numberposts' => 10, - 'offset' => 0, - 'category' => 0, - 'orderby' => 'post_date', - 'order' => 'DESC', - 'include' => '', - 'exclude' => '', - 'meta_key' => '', - 'meta_value' => '', - 'post_type' => 'post', - 'post_status' => 'draft, publish, future, pending, private', - 'suppress_filters' => true, - ); - - $parsed_args = wp_parse_args( $args, $defaults ); - - $results = get_posts( $parsed_args ); - - // Backward compatibility. Prior to 3.1 expected posts to be returned in array. - if ( ARRAY_A == $output ) { - foreach ( $results as $key => $result ) { - $results[ $key ] = get_object_vars( $result ); - } - return $results ? $results : array(); - } - - return $results ? $results : false; - -} - -/** - * Insert or update a post. - * - * If the $postarr parameter has 'ID' set to a value, then post will be updated. - * - * You can set the post date manually, by setting the values for 'post_date' - * and 'post_date_gmt' keys. You can close the comments or open the comments by - * setting the value for 'comment_status' key. - * - * @since 1.0.0 - * @since 4.2.0 Support was added for encoding emoji in the post title, content, and excerpt. - * @since 4.4.0 A 'meta_input' array can now be passed to `$postarr` to add post meta data. - * - * @see sanitize_post() - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param array $postarr { - * An array of elements that make up a post to update or insert. - * - * @type int $ID The post ID. If equal to something other than 0, - * the post with that ID will be updated. Default 0. - * @type int $post_author The ID of the user who added the post. Default is - * the current user ID. - * @type string $post_date The date of the post. Default is the current time. - * @type string $post_date_gmt The date of the post in the GMT timezone. Default is - * the value of `$post_date`. - * @type mixed $post_content The post content. Default empty. - * @type string $post_content_filtered The filtered post content. Default empty. - * @type string $post_title The post title. Default empty. - * @type string $post_excerpt The post excerpt. Default empty. - * @type string $post_status The post status. Default 'draft'. - * @type string $post_type The post type. Default 'post'. - * @type string $comment_status Whether the post can accept comments. Accepts 'open' or 'closed'. - * Default is the value of 'default_comment_status' option. - * @type string $ping_status Whether the post can accept pings. Accepts 'open' or 'closed'. - * Default is the value of 'default_ping_status' option. - * @type string $post_password The password to access the post. Default empty. - * @type string $post_name The post name. Default is the sanitized post title - * when creating a new post. - * @type string $to_ping Space or carriage return-separated list of URLs to ping. - * Default empty. - * @type string $pinged Space or carriage return-separated list of URLs that have - * been pinged. Default empty. - * @type string $post_modified The date when the post was last modified. Default is - * the current time. - * @type string $post_modified_gmt The date when the post was last modified in the GMT - * timezone. Default is the current time. - * @type int $post_parent Set this for the post it belongs to, if any. Default 0. - * @type int $menu_order The order the post should be displayed in. Default 0. - * @type string $post_mime_type The mime type of the post. Default empty. - * @type string $guid Global Unique ID for referencing the post. Default empty. - * @type array $post_category Array of category IDs. - * Defaults to value of the 'default_category' option. - * @type array $tags_input Array of tag names, slugs, or IDs. Default empty. - * @type array $tax_input Array of taxonomy terms keyed by their taxonomy name. Default empty. - * @type array $meta_input Array of post meta values keyed by their post meta key. Default empty. - * } - * @param bool $wp_error Optional. Whether to return a WP_Error on failure. Default false. - * @return int|WP_Error The post ID on success. The value 0 or WP_Error on failure. - */ -function wp_insert_post( $postarr, $wp_error = false ) { - global $wpdb; - - $user_id = get_current_user_id(); - - $defaults = array( - 'post_author' => $user_id, - 'post_content' => '', - 'post_content_filtered' => '', - 'post_title' => '', - 'post_excerpt' => '', - 'post_status' => 'draft', - 'post_type' => 'post', - 'comment_status' => '', - 'ping_status' => '', - 'post_password' => '', - 'to_ping' => '', - 'pinged' => '', - 'post_parent' => 0, - 'menu_order' => 0, - 'guid' => '', - 'import_id' => 0, - 'context' => '', - ); - - $postarr = wp_parse_args( $postarr, $defaults ); - - unset( $postarr['filter'] ); - - $postarr = sanitize_post( $postarr, 'db' ); - - // Are we updating or creating? - $post_ID = 0; - $update = false; - $guid = $postarr['guid']; - - if ( ! empty( $postarr['ID'] ) ) { - $update = true; - - // Get the post ID and GUID. - $post_ID = $postarr['ID']; - $post_before = get_post( $post_ID ); - if ( is_null( $post_before ) ) { - if ( $wp_error ) { - return new WP_Error( 'invalid_post', __( 'Invalid post ID.' ) ); - } - return 0; - } - - $guid = get_post_field( 'guid', $post_ID ); - $previous_status = get_post_field( 'post_status', $post_ID ); - } else { - $previous_status = 'new'; - } - - $post_type = empty( $postarr['post_type'] ) ? 'post' : $postarr['post_type']; - - $post_title = $postarr['post_title']; - $post_content = $postarr['post_content']; - $post_excerpt = $postarr['post_excerpt']; - if ( isset( $postarr['post_name'] ) ) { - $post_name = $postarr['post_name']; - } elseif ( $update ) { - // For an update, don't modify the post_name if it wasn't supplied as an argument. - $post_name = $post_before->post_name; - } - - $maybe_empty = 'attachment' !== $post_type - && ! $post_content && ! $post_title && ! $post_excerpt - && post_type_supports( $post_type, 'editor' ) - && post_type_supports( $post_type, 'title' ) - && post_type_supports( $post_type, 'excerpt' ); - - /** - * Filters whether the post should be considered "empty". - * - * The post is considered "empty" if both: - * 1. The post type supports the title, editor, and excerpt fields - * 2. The title, editor, and excerpt fields are all empty - * - * Returning a truthy value to the filter will effectively short-circuit - * the new post being inserted, returning 0. If $wp_error is true, a WP_Error - * will be returned instead. - * - * @since 3.3.0 - * - * @param bool $maybe_empty Whether the post should be considered "empty". - * @param array $postarr Array of post data. - */ - if ( apply_filters( 'wp_insert_post_empty_content', $maybe_empty, $postarr ) ) { - if ( $wp_error ) { - return new WP_Error( 'empty_content', __( 'Content, title, and excerpt are empty.' ) ); - } else { - return 0; - } - } - - $post_status = empty( $postarr['post_status'] ) ? 'draft' : $postarr['post_status']; - if ( 'attachment' === $post_type && ! in_array( $post_status, array( 'inherit', 'private', 'trash', 'auto-draft' ), true ) ) { - $post_status = 'inherit'; - } - - if ( ! empty( $postarr['post_category'] ) ) { - // Filter out empty terms. - $post_category = array_filter( $postarr['post_category'] ); - } - - // Make sure we set a valid category. - if ( empty( $post_category ) || 0 == count( $post_category ) || ! is_array( $post_category ) ) { - // 'post' requires at least one category. - if ( 'post' == $post_type && 'auto-draft' != $post_status ) { - $post_category = array( get_option( 'default_category' ) ); - } else { - $post_category = array(); - } - } - - /* - * Don't allow contributors to set the post slug for pending review posts. - * - * For new posts check the primitive capability, for updates check the meta capability. - */ - $post_type_object = get_post_type_object( $post_type ); - - if ( ! $update && 'pending' === $post_status && ! current_user_can( $post_type_object->cap->publish_posts ) ) { - $post_name = ''; - } elseif ( $update && 'pending' === $post_status && ! current_user_can( 'publish_post', $post_ID ) ) { - $post_name = ''; - } - - /* - * Create a valid post name. Drafts and pending posts are allowed to have - * an empty post name. - */ - if ( empty( $post_name ) ) { - if ( ! in_array( $post_status, array( 'draft', 'pending', 'auto-draft' ) ) ) { - $post_name = sanitize_title( $post_title ); - } else { - $post_name = ''; - } - } else { - // On updates, we need to check to see if it's using the old, fixed sanitization context. - $check_name = sanitize_title( $post_name, '', 'old-save' ); - if ( $update && strtolower( urlencode( $post_name ) ) == $check_name && get_post_field( 'post_name', $post_ID ) == $check_name ) { - $post_name = $check_name; - } else { // new post, or slug has changed. - $post_name = sanitize_title( $post_name ); - } - } - - /* - * If the post date is empty (due to having been new or a draft) and status - * is not 'draft' or 'pending', set date to now. - */ - if ( empty( $postarr['post_date'] ) || '0000-00-00 00:00:00' == $postarr['post_date'] ) { - if ( empty( $postarr['post_date_gmt'] ) || '0000-00-00 00:00:00' == $postarr['post_date_gmt'] ) { - $post_date = current_time( 'mysql' ); - } else { - $post_date = get_date_from_gmt( $postarr['post_date_gmt'] ); - } - } else { - $post_date = $postarr['post_date']; - } - - // Validate the date. - $mm = substr( $post_date, 5, 2 ); - $jj = substr( $post_date, 8, 2 ); - $aa = substr( $post_date, 0, 4 ); - $valid_date = wp_checkdate( $mm, $jj, $aa, $post_date ); - if ( ! $valid_date ) { - if ( $wp_error ) { - return new WP_Error( 'invalid_date', __( 'Invalid date.' ) ); - } else { - return 0; - } - } - - if ( empty( $postarr['post_date_gmt'] ) || '0000-00-00 00:00:00' == $postarr['post_date_gmt'] ) { - if ( ! in_array( $post_status, get_post_stati( array( 'date_floating' => true ) ), true ) ) { - $post_date_gmt = get_gmt_from_date( $post_date ); - } else { - $post_date_gmt = '0000-00-00 00:00:00'; - } - } else { - $post_date_gmt = $postarr['post_date_gmt']; - } - - if ( $update || '0000-00-00 00:00:00' == $post_date ) { - $post_modified = current_time( 'mysql' ); - $post_modified_gmt = current_time( 'mysql', 1 ); - } else { - $post_modified = $post_date; - $post_modified_gmt = $post_date_gmt; - } - - if ( 'attachment' !== $post_type ) { - $now = gmdate( 'Y-m-d H:i:s' ); - - if ( 'publish' === $post_status ) { - if ( strtotime( $post_date_gmt ) - strtotime( $now ) >= MINUTE_IN_SECONDS ) { - $post_status = 'future'; - } - } elseif ( 'future' === $post_status ) { - if ( strtotime( $post_date_gmt ) - strtotime( $now ) < MINUTE_IN_SECONDS ) { - $post_status = 'publish'; - } - } - } - - // Comment status. - if ( empty( $postarr['comment_status'] ) ) { - if ( $update ) { - $comment_status = 'closed'; - } else { - $comment_status = get_default_comment_status( $post_type ); - } - } else { - $comment_status = $postarr['comment_status']; - } - - // These variables are needed by compact() later. - $post_content_filtered = $postarr['post_content_filtered']; - $post_author = isset( $postarr['post_author'] ) ? $postarr['post_author'] : $user_id; - $ping_status = empty( $postarr['ping_status'] ) ? get_default_comment_status( $post_type, 'pingback' ) : $postarr['ping_status']; - $to_ping = isset( $postarr['to_ping'] ) ? sanitize_trackback_urls( $postarr['to_ping'] ) : ''; - $pinged = isset( $postarr['pinged'] ) ? $postarr['pinged'] : ''; - $import_id = isset( $postarr['import_id'] ) ? $postarr['import_id'] : 0; - - /* - * The 'wp_insert_post_parent' filter expects all variables to be present. - * Previously, these variables would have already been extracted - */ - if ( isset( $postarr['menu_order'] ) ) { - $menu_order = (int) $postarr['menu_order']; - } else { - $menu_order = 0; - } - - $post_password = isset( $postarr['post_password'] ) ? $postarr['post_password'] : ''; - if ( 'private' == $post_status ) { - $post_password = ''; - } - - if ( isset( $postarr['post_parent'] ) ) { - $post_parent = (int) $postarr['post_parent']; - } else { - $post_parent = 0; - } - - $new_postarr = array_merge( - array( - 'ID' => $post_ID, - ), - compact( array_diff( array_keys( $defaults ), array( 'context', 'filter' ) ) ) - ); - - /** - * Filters the post parent -- used to check for and prevent hierarchy loops. - * - * @since 3.1.0 - * - * @param int $post_parent Post parent ID. - * @param int $post_ID Post ID. - * @param array $new_postarr Array of parsed post data. - * @param array $postarr Array of sanitized, but otherwise unmodified post data. - */ - $post_parent = apply_filters( 'wp_insert_post_parent', $post_parent, $post_ID, $new_postarr, $postarr ); - - /* - * If the post is being untrashed and it has a desired slug stored in post meta, - * reassign it. - */ - if ( 'trash' === $previous_status && 'trash' !== $post_status ) { - $desired_post_slug = get_post_meta( $post_ID, '_wp_desired_post_slug', true ); - if ( $desired_post_slug ) { - delete_post_meta( $post_ID, '_wp_desired_post_slug' ); - $post_name = $desired_post_slug; - } - } - - // If a trashed post has the desired slug, change it and let this post have it. - if ( 'trash' !== $post_status && $post_name ) { - wp_add_trashed_suffix_to_post_name_for_trashed_posts( $post_name, $post_ID ); - } - - // When trashing an existing post, change its slug to allow non-trashed posts to use it. - if ( 'trash' === $post_status && 'trash' !== $previous_status && 'new' !== $previous_status ) { - $post_name = wp_add_trashed_suffix_to_post_name_for_post( $post_ID ); - } - - $post_name = wp_unique_post_slug( $post_name, $post_ID, $post_status, $post_type, $post_parent ); - - // Don't unslash. - $post_mime_type = isset( $postarr['post_mime_type'] ) ? $postarr['post_mime_type'] : ''; - - // Expected_slashed (everything!). - $data = compact( 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_content_filtered', 'post_title', 'post_excerpt', 'post_status', 'post_type', 'comment_status', 'ping_status', 'post_password', 'post_name', 'to_ping', 'pinged', 'post_modified', 'post_modified_gmt', 'post_parent', 'menu_order', 'post_mime_type', 'guid' ); - - $emoji_fields = array( 'post_title', 'post_content', 'post_excerpt' ); - - foreach ( $emoji_fields as $emoji_field ) { - if ( isset( $data[ $emoji_field ] ) ) { - $charset = $wpdb->get_col_charset( $wpdb->posts, $emoji_field ); - if ( 'utf8' === $charset ) { - $data[ $emoji_field ] = wp_encode_emoji( $data[ $emoji_field ] ); - } - } - } - - if ( 'attachment' === $post_type ) { - /** - * Filters attachment post data before it is updated in or added to the database. - * - * @since 3.9.0 - * - * @param array $data An array of sanitized attachment post data. - * @param array $postarr An array of unsanitized attachment post data. - */ - $data = apply_filters( 'wp_insert_attachment_data', $data, $postarr ); - } else { - /** - * Filters slashed post data just before it is inserted into the database. - * - * @since 2.7.0 - * - * @param array $data An array of slashed post data. - * @param array $postarr An array of sanitized, but otherwise unmodified post data. - */ - $data = apply_filters( 'wp_insert_post_data', $data, $postarr ); - } - $data = wp_unslash( $data ); - $where = array( 'ID' => $post_ID ); - - if ( $update ) { - /** - * Fires immediately before an existing post is updated in the database. - * - * @since 2.5.0 - * - * @param int $post_ID Post ID. - * @param array $data Array of unslashed post data. - */ - do_action( 'pre_post_update', $post_ID, $data ); - if ( false === $wpdb->update( $wpdb->posts, $data, $where ) ) { - if ( $wp_error ) { - return new WP_Error( 'db_update_error', __( 'Could not update post in the database' ), $wpdb->last_error ); - } else { - return 0; - } - } - } else { - // If there is a suggested ID, use it if not already present. - if ( ! empty( $import_id ) ) { - $import_id = (int) $import_id; - if ( ! $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE ID = %d", $import_id ) ) ) { - $data['ID'] = $import_id; - } - } - if ( false === $wpdb->insert( $wpdb->posts, $data ) ) { - if ( $wp_error ) { - return new WP_Error( 'db_insert_error', __( 'Could not insert post into the database' ), $wpdb->last_error ); - } else { - return 0; - } - } - $post_ID = (int) $wpdb->insert_id; - - // Use the newly generated $post_ID. - $where = array( 'ID' => $post_ID ); - } - - if ( empty( $data['post_name'] ) && ! in_array( $data['post_status'], array( 'draft', 'pending', 'auto-draft' ) ) ) { - $data['post_name'] = wp_unique_post_slug( sanitize_title( $data['post_title'], $post_ID ), $post_ID, $data['post_status'], $post_type, $post_parent ); - $wpdb->update( $wpdb->posts, array( 'post_name' => $data['post_name'] ), $where ); - clean_post_cache( $post_ID ); - } - - if ( is_object_in_taxonomy( $post_type, 'category' ) ) { - wp_set_post_categories( $post_ID, $post_category ); - } - - if ( isset( $postarr['tags_input'] ) && is_object_in_taxonomy( $post_type, 'post_tag' ) ) { - wp_set_post_tags( $post_ID, $postarr['tags_input'] ); - } - - // New-style support for all custom taxonomies. - if ( ! empty( $postarr['tax_input'] ) ) { - foreach ( $postarr['tax_input'] as $taxonomy => $tags ) { - $taxonomy_obj = get_taxonomy( $taxonomy ); - if ( ! $taxonomy_obj ) { - /* translators: %s: Taxonomy name. */ - _doing_it_wrong( __FUNCTION__, sprintf( __( 'Invalid taxonomy: %s.' ), $taxonomy ), '4.4.0' ); - continue; - } - - // array = hierarchical, string = non-hierarchical. - if ( is_array( $tags ) ) { - $tags = array_filter( $tags ); - } - if ( current_user_can( $taxonomy_obj->cap->assign_terms ) ) { - wp_set_post_terms( $post_ID, $tags, $taxonomy ); - } - } - } - - if ( ! empty( $postarr['meta_input'] ) ) { - foreach ( $postarr['meta_input'] as $field => $value ) { - update_post_meta( $post_ID, $field, $value ); - } - } - - $current_guid = get_post_field( 'guid', $post_ID ); - - // Set GUID. - if ( ! $update && '' == $current_guid ) { - $wpdb->update( $wpdb->posts, array( 'guid' => get_permalink( $post_ID ) ), $where ); - } - - if ( 'attachment' === $postarr['post_type'] ) { - if ( ! empty( $postarr['file'] ) ) { - update_attached_file( $post_ID, $postarr['file'] ); - } - - if ( ! empty( $postarr['context'] ) ) { - add_post_meta( $post_ID, '_wp_attachment_context', $postarr['context'], true ); - } - } - - // Set or remove featured image. - if ( isset( $postarr['_thumbnail_id'] ) ) { - $thumbnail_support = current_theme_supports( 'post-thumbnails', $post_type ) && post_type_supports( $post_type, 'thumbnail' ) || 'revision' === $post_type; - if ( ! $thumbnail_support && 'attachment' === $post_type && $post_mime_type ) { - if ( wp_attachment_is( 'audio', $post_ID ) ) { - $thumbnail_support = post_type_supports( 'attachment:audio', 'thumbnail' ) || current_theme_supports( 'post-thumbnails', 'attachment:audio' ); - } elseif ( wp_attachment_is( 'video', $post_ID ) ) { - $thumbnail_support = post_type_supports( 'attachment:video', 'thumbnail' ) || current_theme_supports( 'post-thumbnails', 'attachment:video' ); - } - } - - if ( $thumbnail_support ) { - $thumbnail_id = intval( $postarr['_thumbnail_id'] ); - if ( -1 === $thumbnail_id ) { - delete_post_thumbnail( $post_ID ); - } else { - set_post_thumbnail( $post_ID, $thumbnail_id ); - } - } - } - - clean_post_cache( $post_ID ); - - $post = get_post( $post_ID ); - - if ( ! empty( $postarr['page_template'] ) ) { - $post->page_template = $postarr['page_template']; - $page_templates = wp_get_theme()->get_page_templates( $post ); - if ( 'default' != $postarr['page_template'] && ! isset( $page_templates[ $postarr['page_template'] ] ) ) { - if ( $wp_error ) { - return new WP_Error( 'invalid_page_template', __( 'Invalid page template.' ) ); - } - update_post_meta( $post_ID, '_wp_page_template', 'default' ); - } else { - update_post_meta( $post_ID, '_wp_page_template', $postarr['page_template'] ); - } - } - - if ( 'attachment' !== $postarr['post_type'] ) { - wp_transition_post_status( $data['post_status'], $previous_status, $post ); - } else { - if ( $update ) { - /** - * Fires once an existing attachment has been updated. - * - * @since 2.0.0 - * - * @param int $post_ID Attachment ID. - */ - do_action( 'edit_attachment', $post_ID ); - $post_after = get_post( $post_ID ); - - /** - * Fires once an existing attachment has been updated. - * - * @since 4.4.0 - * - * @param int $post_ID Post ID. - * @param WP_Post $post_after Post object following the update. - * @param WP_Post $post_before Post object before the update. - */ - do_action( 'attachment_updated', $post_ID, $post_after, $post_before ); - } else { - - /** - * Fires once an attachment has been added. - * - * @since 2.0.0 - * - * @param int $post_ID Attachment ID. - */ - do_action( 'add_attachment', $post_ID ); - } - - return $post_ID; - } - - if ( $update ) { - /** - * Fires once an existing post has been updated. - * - * The dynamic portion of the hook name, `$post->post_type`, refers to - * the post type slug. - * - * @since 5.1.0 - * - * @param int $post_ID Post ID. - * @param WP_Post $post Post object. - */ - do_action( "edit_post_{$post->post_type}", $post_ID, $post ); - - /** - * Fires once an existing post has been updated. - * - * @since 1.2.0 - * - * @param int $post_ID Post ID. - * @param WP_Post $post Post object. - */ - do_action( 'edit_post', $post_ID, $post ); - - $post_after = get_post( $post_ID ); - - /** - * Fires once an existing post has been updated. - * - * @since 3.0.0 - * - * @param int $post_ID Post ID. - * @param WP_Post $post_after Post object following the update. - * @param WP_Post $post_before Post object before the update. - */ - do_action( 'post_updated', $post_ID, $post_after, $post_before ); - } - - /** - * Fires once a post has been saved. - * - * The dynamic portion of the hook name, `$post->post_type`, refers to - * the post type slug. - * - * @since 3.7.0 - * - * @param int $post_ID Post ID. - * @param WP_Post $post Post object. - * @param bool $update Whether this is an existing post being updated or not. - */ - do_action( "save_post_{$post->post_type}", $post_ID, $post, $update ); - - /** - * Fires once a post has been saved. - * - * @since 1.5.0 - * - * @param int $post_ID Post ID. - * @param WP_Post $post Post object. - * @param bool $update Whether this is an existing post being updated or not. - */ - do_action( 'save_post', $post_ID, $post, $update ); - - /** - * Fires once a post has been saved. - * - * @since 2.0.0 - * - * @param int $post_ID Post ID. - * @param WP_Post $post Post object. - * @param bool $update Whether this is an existing post being updated or not. - */ - do_action( 'wp_insert_post', $post_ID, $post, $update ); - - return $post_ID; -} - -/** - * Update a post with new post data. - * - * The date does not have to be set for drafts. You can set the date and it will - * not be overridden. - * - * @since 1.0.0 - * - * @param array|object $postarr Optional. Post data. Arrays are expected to be escaped, - * objects are not. Default array. - * @param bool $wp_error Optional. Allow return of WP_Error on failure. Default false. - * @return int|WP_Error The value 0 or WP_Error on failure. The post ID on success. - */ -function wp_update_post( $postarr = array(), $wp_error = false ) { - if ( is_object( $postarr ) ) { - // Non-escaped post was passed. - $postarr = get_object_vars( $postarr ); - $postarr = wp_slash( $postarr ); - } - - // First, get all of the original fields. - $post = get_post( $postarr['ID'], ARRAY_A ); - - if ( is_null( $post ) ) { - if ( $wp_error ) { - return new WP_Error( 'invalid_post', __( 'Invalid post ID.' ) ); - } - return 0; - } - - // Escape data pulled from DB. - $post = wp_slash( $post ); - - // Passed post category list overwrites existing category list if not empty. - if ( isset( $postarr['post_category'] ) && is_array( $postarr['post_category'] ) - && 0 != count( $postarr['post_category'] ) ) { - $post_cats = $postarr['post_category']; - } else { - $post_cats = $post['post_category']; - } - - // Drafts shouldn't be assigned a date unless explicitly done so by the user. - if ( isset( $post['post_status'] ) && in_array( $post['post_status'], array( 'draft', 'pending', 'auto-draft' ) ) && empty( $postarr['edit_date'] ) && - ( '0000-00-00 00:00:00' == $post['post_date_gmt'] ) ) { - $clear_date = true; - } else { - $clear_date = false; - } - - // Merge old and new fields with new fields overwriting old ones. - $postarr = array_merge( $post, $postarr ); - $postarr['post_category'] = $post_cats; - if ( $clear_date ) { - $postarr['post_date'] = current_time( 'mysql' ); - $postarr['post_date_gmt'] = ''; - } - - if ( $postarr['post_type'] == 'attachment' ) { - return wp_insert_attachment( $postarr, false, 0, $wp_error ); - } - - return wp_insert_post( $postarr, $wp_error ); -} - -/** - * Publish a post by transitioning the post status. - * - * @since 2.1.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param int|WP_Post $post Post ID or post object. - */ -function wp_publish_post( $post ) { - global $wpdb; - - $post = get_post( $post ); - if ( ! $post ) { - return; - } - - if ( 'publish' == $post->post_status ) { - return; - } - - $wpdb->update( $wpdb->posts, array( 'post_status' => 'publish' ), array( 'ID' => $post->ID ) ); - - clean_post_cache( $post->ID ); - - $old_status = $post->post_status; - $post->post_status = 'publish'; - wp_transition_post_status( 'publish', $old_status, $post ); - - /** This action is documented in wp-includes/post.php */ - do_action( "edit_post_{$post->post_type}", $post->ID, $post ); - - /** This action is documented in wp-includes/post.php */ - do_action( 'edit_post', $post->ID, $post ); - - /** This action is documented in wp-includes/post.php */ - do_action( "save_post_{$post->post_type}", $post->ID, $post, true ); - - /** This action is documented in wp-includes/post.php */ - do_action( 'save_post', $post->ID, $post, true ); - - /** This action is documented in wp-includes/post.php */ - do_action( 'wp_insert_post', $post->ID, $post, true ); -} - -/** - * Publish future post and make sure post ID has future post status. - * - * Invoked by cron 'publish_future_post' event. This safeguard prevents cron - * from publishing drafts, etc. - * - * @since 2.5.0 - * - * @param int|WP_Post $post_id Post ID or post object. - */ -function check_and_publish_future_post( $post_id ) { - $post = get_post( $post_id ); - - if ( empty( $post ) ) { - return; - } - - if ( 'future' != $post->post_status ) { - return; - } - - $time = strtotime( $post->post_date_gmt . ' GMT' ); - - // Uh oh, someone jumped the gun! - if ( $time > time() ) { - wp_clear_scheduled_hook( 'publish_future_post', array( $post_id ) ); // clear anything else in the system - wp_schedule_single_event( $time, 'publish_future_post', array( $post_id ) ); - return; - } - - // wp_publish_post() returns no meaningful value. - wp_publish_post( $post_id ); -} - -/** - * Computes a unique slug for the post, when given the desired slug and some post details. - * - * @since 2.8.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * @global WP_Rewrite $wp_rewrite WordPress rewrite component. - * - * @param string $slug The desired slug (post_name). - * @param int $post_ID Post ID. - * @param string $post_status No uniqueness checks are made if the post is still draft or pending. - * @param string $post_type Post type. - * @param int $post_parent Post parent ID. - * @return string Unique slug for the post, based on $post_name (with a -1, -2, etc. suffix) - */ -function wp_unique_post_slug( $slug, $post_ID, $post_status, $post_type, $post_parent ) { - if ( in_array( $post_status, array( 'draft', 'pending', 'auto-draft' ) ) || ( 'inherit' == $post_status && 'revision' == $post_type ) || 'user_request' === $post_type ) { - return $slug; - } - - /** - * Filters the post slug before it is generated to be unique. - * - * Returning a non-null value will short-circuit the - * unique slug generation, returning the passed value instead. - * - * @since 5.1.0 - * - * @param string|null $override_slug Short-circuit return value. - * @param string $slug The desired slug (post_name). - * @param int $post_ID Post ID. - * @param string $post_status The post status. - * @param string $post_type Post type. - * @param int $post_parent Post parent ID. - */ - $override_slug = apply_filters( 'pre_wp_unique_post_slug', null, $slug, $post_ID, $post_status, $post_type, $post_parent ); - if ( null !== $override_slug ) { - return $override_slug; - } - - global $wpdb, $wp_rewrite; - - $original_slug = $slug; - - $feeds = $wp_rewrite->feeds; - if ( ! is_array( $feeds ) ) { - $feeds = array(); - } - - if ( 'attachment' == $post_type ) { - // Attachment slugs must be unique across all types. - $check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND ID != %d LIMIT 1"; - $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, $slug, $post_ID ) ); - - /** - * Filters whether the post slug would make a bad attachment slug. - * - * @since 3.1.0 - * - * @param bool $bad_slug Whether the slug would be bad as an attachment slug. - * @param string $slug The post slug. - */ - if ( $post_name_check || in_array( $slug, $feeds ) || 'embed' === $slug || apply_filters( 'wp_unique_post_slug_is_bad_attachment_slug', false, $slug ) ) { - $suffix = 2; - do { - $alt_post_name = _truncate_post_slug( $slug, 200 - ( strlen( $suffix ) + 1 ) ) . "-$suffix"; - $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, $alt_post_name, $post_ID ) ); - $suffix++; - } while ( $post_name_check ); - $slug = $alt_post_name; - } - } elseif ( is_post_type_hierarchical( $post_type ) ) { - if ( 'nav_menu_item' == $post_type ) { - return $slug; - } - - /* - * Page slugs must be unique within their own trees. Pages are in a separate - * namespace than posts so page slugs are allowed to overlap post slugs. - */ - $check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND post_type IN ( %s, 'attachment' ) AND ID != %d AND post_parent = %d LIMIT 1"; - $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, $slug, $post_type, $post_ID, $post_parent ) ); - - /** - * Filters whether the post slug would make a bad hierarchical post slug. - * - * @since 3.1.0 - * - * @param bool $bad_slug Whether the post slug would be bad in a hierarchical post context. - * @param string $slug The post slug. - * @param string $post_type Post type. - * @param int $post_parent Post parent ID. - */ - if ( $post_name_check || in_array( $slug, $feeds ) || 'embed' === $slug || preg_match( "@^($wp_rewrite->pagination_base)?\d+$@", $slug ) || apply_filters( 'wp_unique_post_slug_is_bad_hierarchical_slug', false, $slug, $post_type, $post_parent ) ) { - $suffix = 2; - do { - $alt_post_name = _truncate_post_slug( $slug, 200 - ( strlen( $suffix ) + 1 ) ) . "-$suffix"; - $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, $alt_post_name, $post_type, $post_ID, $post_parent ) ); - $suffix++; - } while ( $post_name_check ); - $slug = $alt_post_name; - } - } else { - // Post slugs must be unique across all posts. - $check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND post_type = %s AND ID != %d LIMIT 1"; - $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, $slug, $post_type, $post_ID ) ); - - // Prevent new post slugs that could result in URLs that conflict with date archives. - $post = get_post( $post_ID ); - $conflicts_with_date_archive = false; - if ( 'post' === $post_type && ( ! $post || $post->post_name !== $slug ) && preg_match( '/^[0-9]+$/', $slug ) ) { - $slug_num = intval( $slug ); - - if ( $slug_num ) { - $permastructs = array_values( array_filter( explode( '/', get_option( 'permalink_structure' ) ) ) ); - $postname_index = array_search( '%postname%', $permastructs ); - - /* - * Potential date clashes are as follows: - * - * - Any integer in the first permastruct position could be a year. - * - An integer between 1 and 12 that follows 'year' conflicts with 'monthnum'. - * - An integer between 1 and 31 that follows 'monthnum' conflicts with 'day'. - */ - if ( 0 === $postname_index || - ( $postname_index && '%year%' === $permastructs[ $postname_index - 1 ] && 13 > $slug_num ) || - ( $postname_index && '%monthnum%' === $permastructs[ $postname_index - 1 ] && 32 > $slug_num ) - ) { - $conflicts_with_date_archive = true; - } - } - } - - /** - * Filters whether the post slug would be bad as a flat slug. - * - * @since 3.1.0 - * - * @param bool $bad_slug Whether the post slug would be bad as a flat slug. - * @param string $slug The post slug. - * @param string $post_type Post type. - */ - if ( $post_name_check || in_array( $slug, $feeds ) || 'embed' === $slug || $conflicts_with_date_archive || apply_filters( 'wp_unique_post_slug_is_bad_flat_slug', false, $slug, $post_type ) ) { - $suffix = 2; - do { - $alt_post_name = _truncate_post_slug( $slug, 200 - ( strlen( $suffix ) + 1 ) ) . "-$suffix"; - $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, $alt_post_name, $post_type, $post_ID ) ); - $suffix++; - } while ( $post_name_check ); - $slug = $alt_post_name; - } - } - - /** - * Filters the unique post slug. - * - * @since 3.3.0 - * - * @param string $slug The post slug. - * @param int $post_ID Post ID. - * @param string $post_status The post status. - * @param string $post_type Post type. - * @param int $post_parent Post parent ID - * @param string $original_slug The original post slug. - */ - return apply_filters( 'wp_unique_post_slug', $slug, $post_ID, $post_status, $post_type, $post_parent, $original_slug ); -} - -/** - * Truncate a post slug. - * - * @since 3.6.0 - * @access private - * - * @see utf8_uri_encode() - * - * @param string $slug The slug to truncate. - * @param int $length Optional. Max length of the slug. Default 200 (characters). - * @return string The truncated slug. - */ -function _truncate_post_slug( $slug, $length = 200 ) { - if ( strlen( $slug ) > $length ) { - $decoded_slug = urldecode( $slug ); - if ( $decoded_slug === $slug ) { - $slug = substr( $slug, 0, $length ); - } else { - $slug = utf8_uri_encode( $decoded_slug, $length ); - } - } - - return rtrim( $slug, '-' ); -} - -/** - * Add tags to a post. - * - * @see wp_set_post_tags() - * - * @since 2.3.0 - * - * @param int $post_id Optional. The Post ID. Does not default to the ID of the global $post. - * @param string|array $tags Optional. An array of tags to set for the post, or a string of tags - * separated by commas. Default empty. - * @return array|false|WP_Error Array of affected term IDs. WP_Error or false on failure. - */ -function wp_add_post_tags( $post_id = 0, $tags = '' ) { - return wp_set_post_tags( $post_id, $tags, true ); -} - -/** - * Set the tags for a post. - * - * @since 2.3.0 - * - * @see wp_set_object_terms() - * - * @param int $post_id Optional. The Post ID. Does not default to the ID of the global $post. - * @param string|array $tags Optional. An array of tags to set for the post, or a string of tags - * separated by commas. Default empty. - * @param bool $append Optional. If true, don't delete existing tags, just add on. If false, - * replace the tags with the new tags. Default false. - * @return array|false|WP_Error Array of term taxonomy IDs of affected terms. WP_Error or false on failure. - */ -function wp_set_post_tags( $post_id = 0, $tags = '', $append = false ) { - return wp_set_post_terms( $post_id, $tags, 'post_tag', $append ); -} - -/** - * Set the terms for a post. - * - * @since 2.8.0 - * - * @see wp_set_object_terms() - * - * @param int $post_id Optional. The Post ID. Does not default to the ID of the global $post. - * @param string|array $tags Optional. An array of terms to set for the post, or a string of terms - * separated by commas. Hierarchical taxonomies must always pass IDs rather - * than names so that children with the same names but different parents - * aren't confused. Default empty. - * @param string $taxonomy Optional. Taxonomy name. Default 'post_tag'. - * @param bool $append Optional. If true, don't delete existing terms, just add on. If false, - * replace the terms with the new terms. Default false. - * @return array|false|WP_Error Array of term taxonomy IDs of affected terms. WP_Error or false on failure. - */ -function wp_set_post_terms( $post_id = 0, $tags = '', $taxonomy = 'post_tag', $append = false ) { - $post_id = (int) $post_id; - - if ( ! $post_id ) { - return false; - } - - if ( empty( $tags ) ) { - $tags = array(); - } - - if ( ! is_array( $tags ) ) { - $comma = _x( ',', 'tag delimiter' ); - if ( ',' !== $comma ) { - $tags = str_replace( $comma, ',', $tags ); - } - $tags = explode( ',', trim( $tags, " \n\t\r\0\x0B," ) ); - } - - /* - * Hierarchical taxonomies must always pass IDs rather than names so that - * children with the same names but different parents aren't confused. - */ - if ( is_taxonomy_hierarchical( $taxonomy ) ) { - $tags = array_unique( array_map( 'intval', $tags ) ); - } - - return wp_set_object_terms( $post_id, $tags, $taxonomy, $append ); -} - -/** - * Set categories for a post. - * - * If the post categories parameter is not set, then the default category is - * going used. - * - * @since 2.1.0 - * - * @param int $post_ID Optional. The Post ID. Does not default to the ID - * of the global $post. Default 0. - * @param array|int $post_categories Optional. List of category IDs, or the ID of a single category. - * Default empty array. - * @param bool $append If true, don't delete existing categories, just add on. - * If false, replace the categories with the new categories. - * @return array|false|WP_Error Array of term taxonomy IDs of affected categories. WP_Error or false on failure. - */ -function wp_set_post_categories( $post_ID = 0, $post_categories = array(), $append = false ) { - $post_ID = (int) $post_ID; - $post_type = get_post_type( $post_ID ); - $post_status = get_post_status( $post_ID ); - // If $post_categories isn't already an array, make it one: - $post_categories = (array) $post_categories; - if ( empty( $post_categories ) ) { - if ( 'post' == $post_type && 'auto-draft' != $post_status ) { - $post_categories = array( get_option( 'default_category' ) ); - $append = false; - } else { - $post_categories = array(); - } - } elseif ( 1 == count( $post_categories ) && '' == reset( $post_categories ) ) { - return true; - } - - return wp_set_post_terms( $post_ID, $post_categories, 'category', $append ); -} - -/** - * Fires actions related to the transitioning of a post's status. - * - * When a post is saved, the post status is "transitioned" from one status to another, - * though this does not always mean the status has actually changed before and after - * the save. This function fires a number of action hooks related to that transition: - * the generic {@see 'transition_post_status'} action, as well as the dynamic hooks - * {@see '$old_status_to_$new_status'} and {@see '$new_status_$post->post_type'}. Note - * that the function does not transition the post object in the database. - * - * For instance: When publishing a post for the first time, the post status may transition - * from 'draft' – or some other status – to 'publish'. However, if a post is already - * published and is simply being updated, the "old" and "new" statuses may both be 'publish' - * before and after the transition. - * - * @since 2.3.0 - * - * @param string $new_status Transition to this post status. - * @param string $old_status Previous post status. - * @param WP_Post $post Post data. - */ -function wp_transition_post_status( $new_status, $old_status, $post ) { - /** - * Fires when a post is transitioned from one status to another. - * - * @since 2.3.0 - * - * @param string $new_status New post status. - * @param string $old_status Old post status. - * @param WP_Post $post Post object. - */ - do_action( 'transition_post_status', $new_status, $old_status, $post ); - - /** - * Fires when a post is transitioned from one status to another. - * - * The dynamic portions of the hook name, `$new_status` and `$old status`, - * refer to the old and new post statuses, respectively. - * - * @since 2.3.0 - * - * @param WP_Post $post Post object. - */ - do_action( "{$old_status}_to_{$new_status}", $post ); - - /** - * Fires when a post is transitioned from one status to another. - * - * The dynamic portions of the hook name, `$new_status` and `$post->post_type`, - * refer to the new post status and post type, respectively. - * - * Please note: When this action is hooked using a particular post status (like - * 'publish', as `publish_{$post->post_type}`), it will fire both when a post is - * first transitioned to that status from something else, as well as upon - * subsequent post updates (old and new status are both the same). - * - * Therefore, if you are looking to only fire a callback when a post is first - * transitioned to a status, use the {@see 'transition_post_status'} hook instead. - * - * @since 2.3.0 - * - * @param int $post_id Post ID. - * @param WP_Post $post Post object. - */ - do_action( "{$new_status}_{$post->post_type}", $post->ID, $post ); -} - -// -// Comment, trackback, and pingback functions. -// - -/** - * Add a URL to those already pinged. - * - * @since 1.5.0 - * @since 4.7.0 `$post_id` can be a WP_Post object. - * @since 4.7.0 `$uri` can be an array of URIs. - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param int|WP_Post $post_id Post object or ID. - * @param string|array $uri Ping URI or array of URIs. - * @return int|false How many rows were updated. - */ -function add_ping( $post_id, $uri ) { - global $wpdb; - - $post = get_post( $post_id ); - if ( ! $post ) { - return false; - } - - $pung = trim( $post->pinged ); - $pung = preg_split( '/\s/', $pung ); - - if ( is_array( $uri ) ) { - $pung = array_merge( $pung, $uri ); - } else { - $pung[] = $uri; - } - $new = implode( "\n", $pung ); - - /** - * Filters the new ping URL to add for the given post. - * - * @since 2.0.0 - * - * @param string $new New ping URL to add. - */ - $new = apply_filters( 'add_ping', $new ); - - $return = $wpdb->update( $wpdb->posts, array( 'pinged' => $new ), array( 'ID' => $post->ID ) ); - clean_post_cache( $post->ID ); - return $return; -} - -/** - * Retrieve enclosures already enclosed for a post. - * - * @since 1.5.0 - * - * @param int $post_id Post ID. - * @return array List of enclosures. - */ -function get_enclosed( $post_id ) { - $custom_fields = get_post_custom( $post_id ); - $pung = array(); - if ( ! is_array( $custom_fields ) ) { - return $pung; - } - - foreach ( $custom_fields as $key => $val ) { - if ( 'enclosure' != $key || ! is_array( $val ) ) { - continue; - } - foreach ( $val as $enc ) { - $enclosure = explode( "\n", $enc ); - $pung[] = trim( $enclosure[0] ); - } - } - - /** - * Filters the list of enclosures already enclosed for the given post. - * - * @since 2.0.0 - * - * @param array $pung Array of enclosures for the given post. - * @param int $post_id Post ID. - */ - return apply_filters( 'get_enclosed', $pung, $post_id ); -} - -/** - * Retrieve URLs already pinged for a post. - * - * @since 1.5.0 - * - * @since 4.7.0 `$post_id` can be a WP_Post object. - * - * @param int|WP_Post $post_id Post ID or object. - * @return bool|string[] Array of URLs already pinged for the given post, false if the post is not found. - */ -function get_pung( $post_id ) { - $post = get_post( $post_id ); - if ( ! $post ) { - return false; - } - - $pung = trim( $post->pinged ); - $pung = preg_split( '/\s/', $pung ); - - /** - * Filters the list of already-pinged URLs for the given post. - * - * @since 2.0.0 - * - * @param string[] $pung Array of URLs already pinged for the given post. - */ - return apply_filters( 'get_pung', $pung ); -} - -/** - * Retrieve URLs that need to be pinged. - * - * @since 1.5.0 - * @since 4.7.0 `$post_id` can be a WP_Post object. - * - * @param int|WP_Post $post_id Post Object or ID - * @return array - */ -function get_to_ping( $post_id ) { - $post = get_post( $post_id ); - - if ( ! $post ) { - return false; - } - - $to_ping = sanitize_trackback_urls( $post->to_ping ); - $to_ping = preg_split( '/\s/', $to_ping, -1, PREG_SPLIT_NO_EMPTY ); - - /** - * Filters the list of URLs yet to ping for the given post. - * - * @since 2.0.0 - * - * @param array $to_ping List of URLs yet to ping. - */ - return apply_filters( 'get_to_ping', $to_ping ); -} - -/** - * Do trackbacks for a list of URLs. - * - * @since 1.0.0 - * - * @param string $tb_list Comma separated list of URLs. - * @param int $post_id Post ID. - */ -function trackback_url_list( $tb_list, $post_id ) { - if ( ! empty( $tb_list ) ) { - // Get post data. - $postdata = get_post( $post_id, ARRAY_A ); - - // Form an excerpt. - $excerpt = strip_tags( $postdata['post_excerpt'] ? $postdata['post_excerpt'] : $postdata['post_content'] ); - - if ( strlen( $excerpt ) > 255 ) { - $excerpt = substr( $excerpt, 0, 252 ) . '…'; - } - - $trackback_urls = explode( ',', $tb_list ); - foreach ( (array) $trackback_urls as $tb_url ) { - $tb_url = trim( $tb_url ); - trackback( $tb_url, wp_unslash( $postdata['post_title'] ), $excerpt, $post_id ); - } - } -} - -// -// Page functions -// - -/** - * Get a list of page IDs. - * - * @since 2.0.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @return array List of page IDs. - */ -function get_all_page_ids() { - global $wpdb; - - $page_ids = wp_cache_get( 'all_page_ids', 'posts' ); - if ( ! is_array( $page_ids ) ) { - $page_ids = $wpdb->get_col( "SELECT ID FROM $wpdb->posts WHERE post_type = 'page'" ); - wp_cache_add( 'all_page_ids', $page_ids, 'posts' ); - } - - return $page_ids; -} - -/** - * Retrieves page data given a page ID or page object. - * - * Use get_post() instead of get_page(). - * - * @since 1.5.1 - * @deprecated 3.5.0 Use get_post() - * - * @param mixed $page Page object or page ID. Passed by reference. - * @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to - * a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. - * @param string $filter Optional. How the return value should be filtered. Accepts 'raw', - * 'edit', 'db', 'display'. Default 'raw'. - * @return WP_Post|array|null WP_Post (or array) on success, or null on failure. - */ -function get_page( $page, $output = OBJECT, $filter = 'raw' ) { - return get_post( $page, $output, $filter ); -} - -/** - * Retrieves a page given its path. - * - * @since 2.1.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param string $page_path Page path. - * @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to - * a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. - * @param string|array $post_type Optional. Post type or array of post types. Default 'page'. - * @return WP_Post|array|null WP_Post (or array) on success, or null on failure. - */ -function get_page_by_path( $page_path, $output = OBJECT, $post_type = 'page' ) { - global $wpdb; - - $last_changed = wp_cache_get_last_changed( 'posts' ); - - $hash = md5( $page_path . serialize( $post_type ) ); - $cache_key = "get_page_by_path:$hash:$last_changed"; - $cached = wp_cache_get( $cache_key, 'posts' ); - if ( false !== $cached ) { - // Special case: '0' is a bad `$page_path`. - if ( '0' === $cached || 0 === $cached ) { - return; - } else { - return get_post( $cached, $output ); - } - } - - $page_path = rawurlencode( urldecode( $page_path ) ); - $page_path = str_replace( '%2F', '/', $page_path ); - $page_path = str_replace( '%20', ' ', $page_path ); - $parts = explode( '/', trim( $page_path, '/' ) ); - $parts = array_map( 'sanitize_title_for_query', $parts ); - $escaped_parts = esc_sql( $parts ); - - $in_string = "'" . implode( "','", $escaped_parts ) . "'"; - - if ( is_array( $post_type ) ) { - $post_types = $post_type; - } else { - $post_types = array( $post_type, 'attachment' ); - } - - $post_types = esc_sql( $post_types ); - $post_type_in_string = "'" . implode( "','", $post_types ) . "'"; - $sql = " - SELECT ID, post_name, post_parent, post_type - FROM $wpdb->posts - WHERE post_name IN ($in_string) - AND post_type IN ($post_type_in_string) - "; - - $pages = $wpdb->get_results( $sql, OBJECT_K ); - - $revparts = array_reverse( $parts ); - - $foundid = 0; - foreach ( (array) $pages as $page ) { - if ( $page->post_name == $revparts[0] ) { - $count = 0; - $p = $page; - - /* - * Loop through the given path parts from right to left, - * ensuring each matches the post ancestry. - */ - while ( $p->post_parent != 0 && isset( $pages[ $p->post_parent ] ) ) { - $count++; - $parent = $pages[ $p->post_parent ]; - if ( ! isset( $revparts[ $count ] ) || $parent->post_name != $revparts[ $count ] ) { - break; - } - $p = $parent; - } - - if ( $p->post_parent == 0 && $count + 1 == count( $revparts ) && $p->post_name == $revparts[ $count ] ) { - $foundid = $page->ID; - if ( $page->post_type == $post_type ) { - break; - } - } - } - } - - // We cache misses as well as hits. - wp_cache_set( $cache_key, $foundid, 'posts' ); - - if ( $foundid ) { - return get_post( $foundid, $output ); - } -} - -/** - * Retrieve a page given its title. - * - * If more than one post uses the same title, the post with the smallest ID will be returned. - * Be careful: in case of more than one post having the same title, it will check the oldest - * publication date, not the smallest ID. - * - * Because this function uses the MySQL '=' comparison, $page_title will usually be matched - * as case-insensitive with default collation. - * - * @since 2.1.0 - * @since 3.0.0 The `$post_type` parameter was added. - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param string $page_title Page title. - * @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to - * a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. - * @param string|array $post_type Optional. Post type or array of post types. Default 'page'. - * @return WP_Post|array|null WP_Post (or array) on success, or null on failure. - */ -function get_page_by_title( $page_title, $output = OBJECT, $post_type = 'page' ) { - global $wpdb; - - if ( is_array( $post_type ) ) { - $post_type = esc_sql( $post_type ); - $post_type_in_string = "'" . implode( "','", $post_type ) . "'"; - $sql = $wpdb->prepare( - " - SELECT ID - FROM $wpdb->posts - WHERE post_title = %s - AND post_type IN ($post_type_in_string) - ", - $page_title - ); - } else { - $sql = $wpdb->prepare( - " - SELECT ID - FROM $wpdb->posts - WHERE post_title = %s - AND post_type = %s - ", - $page_title, - $post_type - ); - } - - $page = $wpdb->get_var( $sql ); - - if ( $page ) { - return get_post( $page, $output ); - } -} - -/** - * Identify descendants of a given page ID in a list of page objects. - * - * Descendants are identified from the `$pages` array passed to the function. No database queries are performed. - * - * @since 1.5.1 - * - * @param int $page_id Page ID. - * @param array $pages List of page objects from which descendants should be identified. - * @return array List of page children. - */ -function get_page_children( $page_id, $pages ) { - // Build a hash of ID -> children. - $children = array(); - foreach ( (array) $pages as $page ) { - $children[ intval( $page->post_parent ) ][] = $page; - } - - $page_list = array(); - - // Start the search by looking at immediate children. - if ( isset( $children[ $page_id ] ) ) { - // Always start at the end of the stack in order to preserve original `$pages` order. - $to_look = array_reverse( $children[ $page_id ] ); - - while ( $to_look ) { - $p = array_pop( $to_look ); - $page_list[] = $p; - if ( isset( $children[ $p->ID ] ) ) { - foreach ( array_reverse( $children[ $p->ID ] ) as $child ) { - // Append to the `$to_look` stack to descend the tree. - $to_look[] = $child; - } - } - } - } - - return $page_list; -} - -/** - * Order the pages with children under parents in a flat list. - * - * It uses auxiliary structure to hold parent-children relationships and - * runs in O(N) complexity - * - * @since 2.0.0 - * - * @param array $pages Posts array (passed by reference). - * @param int $page_id Optional. Parent page ID. Default 0. - * @return array A list arranged by hierarchy. Children immediately follow their parents. - */ -function get_page_hierarchy( &$pages, $page_id = 0 ) { - if ( empty( $pages ) ) { - return array(); - } - - $children = array(); - foreach ( (array) $pages as $p ) { - $parent_id = intval( $p->post_parent ); - $children[ $parent_id ][] = $p; - } - - $result = array(); - _page_traverse_name( $page_id, $children, $result ); - - return $result; -} - -/** - * Traverse and return all the nested children post names of a root page. - * - * $children contains parent-children relations - * - * @since 2.9.0 - * @access private - * - * @see _page_traverse_name() - * - * @param int $page_id Page ID. - * @param array $children Parent-children relations (passed by reference). - * @param array $result Result (passed by reference). - */ -function _page_traverse_name( $page_id, &$children, &$result ) { - if ( isset( $children[ $page_id ] ) ) { - foreach ( (array) $children[ $page_id ] as $child ) { - $result[ $child->ID ] = $child->post_name; - _page_traverse_name( $child->ID, $children, $result ); - } - } -} - -/** - * Build the URI path for a page. - * - * Sub pages will be in the "directory" under the parent page post name. - * - * @since 1.5.0 - * @since 4.6.0 The `$page` parameter was made optional. - * - * @param WP_Post|object|int $page Optional. Page ID or WP_Post object. Default is global $post. - * @return string|false Page URI, false on error. - */ -function get_page_uri( $page = 0 ) { - if ( ! $page instanceof WP_Post ) { - $page = get_post( $page ); - } - - if ( ! $page ) { - return false; - } - - $uri = $page->post_name; - - foreach ( $page->ancestors as $parent ) { - $parent = get_post( $parent ); - if ( $parent && $parent->post_name ) { - $uri = $parent->post_name . '/' . $uri; - } - } - - /** - * Filters the URI for a page. - * - * @since 4.4.0 - * - * @param string $uri Page URI. - * @param WP_Post $page Page object. - */ - return apply_filters( 'get_page_uri', $uri, $page ); -} - -/** - * Retrieve a list of pages (or hierarchical post type items). - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @since 1.5.0 - * - * @param array|string $args { - * Optional. Array or string of arguments to retrieve pages. - * - * @type int $child_of Page ID to return child and grandchild pages of. Note: The value - * of `$hierarchical` has no bearing on whether `$child_of` returns - * hierarchical results. Default 0, or no restriction. - * @type string $sort_order How to sort retrieved pages. Accepts 'ASC', 'DESC'. Default 'ASC'. - * @type string $sort_column What columns to sort pages by, comma-separated. Accepts 'post_author', - * 'post_date', 'post_title', 'post_name', 'post_modified', 'menu_order', - * 'post_modified_gmt', 'post_parent', 'ID', 'rand', 'comment_count'. - * 'post_' can be omitted for any values that start with it. - * Default 'post_title'. - * @type bool $hierarchical Whether to return pages hierarchically. If false in conjunction with - * `$child_of` also being false, both arguments will be disregarded. - * Default true. - * @type array $exclude Array of page IDs to exclude. Default empty array. - * @type array $include Array of page IDs to include. Cannot be used with `$child_of`, - * `$parent`, `$exclude`, `$meta_key`, `$meta_value`, or `$hierarchical`. - * Default empty array. - * @type string $meta_key Only include pages with this meta key. Default empty. - * @type string $meta_value Only include pages with this meta value. Requires `$meta_key`. - * Default empty. - * @type string $authors A comma-separated list of author IDs. Default empty. - * @type int $parent Page ID to return direct children of. Default -1, or no restriction. - * @type string|array $exclude_tree Comma-separated string or array of page IDs to exclude. - * Default empty array. - * @type int $number The number of pages to return. Default 0, or all pages. - * @type int $offset The number of pages to skip before returning. Requires `$number`. - * Default 0. - * @type string $post_type The post type to query. Default 'page'. - * @type string|array $post_status A comma-separated list or array of post statuses to include. - * Default 'publish'. - * } - * @return array|false List of pages matching defaults or `$args`. - */ -function get_pages( $args = array() ) { - global $wpdb; - - $defaults = array( - 'child_of' => 0, - 'sort_order' => 'ASC', - 'sort_column' => 'post_title', - 'hierarchical' => 1, - 'exclude' => array(), - 'include' => array(), - 'meta_key' => '', - 'meta_value' => '', - 'authors' => '', - 'parent' => -1, - 'exclude_tree' => array(), - 'number' => '', - 'offset' => 0, - 'post_type' => 'page', - 'post_status' => 'publish', - ); - - $parsed_args = wp_parse_args( $args, $defaults ); - - $number = (int) $parsed_args['number']; - $offset = (int) $parsed_args['offset']; - $child_of = (int) $parsed_args['child_of']; - $hierarchical = $parsed_args['hierarchical']; - $exclude = $parsed_args['exclude']; - $meta_key = $parsed_args['meta_key']; - $meta_value = $parsed_args['meta_value']; - $parent = $parsed_args['parent']; - $post_status = $parsed_args['post_status']; - - // Make sure the post type is hierarchical. - $hierarchical_post_types = get_post_types( array( 'hierarchical' => true ) ); - if ( ! in_array( $parsed_args['post_type'], $hierarchical_post_types ) ) { - return false; - } - - if ( $parent > 0 && ! $child_of ) { - $hierarchical = false; - } - - // Make sure we have a valid post status. - if ( ! is_array( $post_status ) ) { - $post_status = explode( ',', $post_status ); - } - if ( array_diff( $post_status, get_post_stati() ) ) { - return false; - } - - // $args can be whatever, only use the args defined in defaults to compute the key. - $key = md5( serialize( wp_array_slice_assoc( $parsed_args, array_keys( $defaults ) ) ) ); - $last_changed = wp_cache_get_last_changed( 'posts' ); - - $cache_key = "get_pages:$key:$last_changed"; - $cache = wp_cache_get( $cache_key, 'posts' ); - if ( false !== $cache ) { - // Convert to WP_Post instances. - $pages = array_map( 'get_post', $cache ); - /** This filter is documented in wp-includes/post.php */ - $pages = apply_filters( 'get_pages', $pages, $parsed_args ); - return $pages; - } - - $inclusions = ''; - if ( ! empty( $parsed_args['include'] ) ) { - $child_of = 0; //ignore child_of, parent, exclude, meta_key, and meta_value params if using include - $parent = -1; - $exclude = ''; - $meta_key = ''; - $meta_value = ''; - $hierarchical = false; - $incpages = wp_parse_id_list( $parsed_args['include'] ); - if ( ! empty( $incpages ) ) { - $inclusions = ' AND ID IN (' . implode( ',', $incpages ) . ')'; - } - } - - $exclusions = ''; - if ( ! empty( $exclude ) ) { - $expages = wp_parse_id_list( $exclude ); - if ( ! empty( $expages ) ) { - $exclusions = ' AND ID NOT IN (' . implode( ',', $expages ) . ')'; - } - } - - $author_query = ''; - if ( ! empty( $parsed_args['authors'] ) ) { - $post_authors = wp_parse_list( $parsed_args['authors'] ); - - if ( ! empty( $post_authors ) ) { - foreach ( $post_authors as $post_author ) { - //Do we have an author id or an author login? - if ( 0 == intval( $post_author ) ) { - $post_author = get_user_by( 'login', $post_author ); - if ( empty( $post_author ) ) { - continue; - } - if ( empty( $post_author->ID ) ) { - continue; - } - $post_author = $post_author->ID; - } - - if ( '' == $author_query ) { - $author_query = $wpdb->prepare( ' post_author = %d ', $post_author ); - } else { - $author_query .= $wpdb->prepare( ' OR post_author = %d ', $post_author ); - } - } - if ( '' != $author_query ) { - $author_query = " AND ($author_query)"; - } - } - } - - $join = ''; - $where = "$exclusions $inclusions "; - if ( '' !== $meta_key || '' !== $meta_value ) { - $join = " LEFT JOIN $wpdb->postmeta ON ( $wpdb->posts.ID = $wpdb->postmeta.post_id )"; - - // meta_key and meta_value might be slashed - $meta_key = wp_unslash( $meta_key ); - $meta_value = wp_unslash( $meta_value ); - if ( '' !== $meta_key ) { - $where .= $wpdb->prepare( " AND $wpdb->postmeta.meta_key = %s", $meta_key ); - } - if ( '' !== $meta_value ) { - $where .= $wpdb->prepare( " AND $wpdb->postmeta.meta_value = %s", $meta_value ); - } - } - - if ( is_array( $parent ) ) { - $post_parent__in = implode( ',', array_map( 'absint', (array) $parent ) ); - if ( ! empty( $post_parent__in ) ) { - $where .= " AND post_parent IN ($post_parent__in)"; - } - } elseif ( $parent >= 0 ) { - $where .= $wpdb->prepare( ' AND post_parent = %d ', $parent ); - } - - if ( 1 == count( $post_status ) ) { - $where_post_type = $wpdb->prepare( 'post_type = %s AND post_status = %s', $parsed_args['post_type'], reset( $post_status ) ); - } else { - $post_status = implode( "', '", $post_status ); - $where_post_type = $wpdb->prepare( "post_type = %s AND post_status IN ('$post_status')", $parsed_args['post_type'] ); - } - - $orderby_array = array(); - $allowed_keys = array( - 'author', - 'post_author', - 'date', - 'post_date', - 'title', - 'post_title', - 'name', - 'post_name', - 'modified', - 'post_modified', - 'modified_gmt', - 'post_modified_gmt', - 'menu_order', - 'parent', - 'post_parent', - 'ID', - 'rand', - 'comment_count', - ); - - foreach ( explode( ',', $parsed_args['sort_column'] ) as $orderby ) { - $orderby = trim( $orderby ); - if ( ! in_array( $orderby, $allowed_keys ) ) { - continue; - } - - switch ( $orderby ) { - case 'menu_order': - break; - case 'ID': - $orderby = "$wpdb->posts.ID"; - break; - case 'rand': - $orderby = 'RAND()'; - break; - case 'comment_count': - $orderby = "$wpdb->posts.comment_count"; - break; - default: - if ( 0 === strpos( $orderby, 'post_' ) ) { - $orderby = "$wpdb->posts." . $orderby; - } else { - $orderby = "$wpdb->posts.post_" . $orderby; - } - } - - $orderby_array[] = $orderby; - - } - $sort_column = ! empty( $orderby_array ) ? implode( ',', $orderby_array ) : "$wpdb->posts.post_title"; - - $sort_order = strtoupper( $parsed_args['sort_order'] ); - if ( '' !== $sort_order && ! in_array( $sort_order, array( 'ASC', 'DESC' ) ) ) { - $sort_order = 'ASC'; - } - - $query = "SELECT * FROM $wpdb->posts $join WHERE ($where_post_type) $where "; - $query .= $author_query; - $query .= ' ORDER BY ' . $sort_column . ' ' . $sort_order; - - if ( ! empty( $number ) ) { - $query .= ' LIMIT ' . $offset . ',' . $number; - } - - $pages = $wpdb->get_results( $query ); - - if ( empty( $pages ) ) { - wp_cache_set( $cache_key, array(), 'posts' ); - - /** This filter is documented in wp-includes/post.php */ - $pages = apply_filters( 'get_pages', array(), $parsed_args ); - return $pages; - } - - // Sanitize before caching so it'll only get done once. - $num_pages = count( $pages ); - for ( $i = 0; $i < $num_pages; $i++ ) { - $pages[ $i ] = sanitize_post( $pages[ $i ], 'raw' ); - } - - // Update cache. - update_post_cache( $pages ); - - if ( $child_of || $hierarchical ) { - $pages = get_page_children( $child_of, $pages ); - } - - if ( ! empty( $parsed_args['exclude_tree'] ) ) { - $exclude = wp_parse_id_list( $parsed_args['exclude_tree'] ); - foreach ( $exclude as $id ) { - $children = get_page_children( $id, $pages ); - foreach ( $children as $child ) { - $exclude[] = $child->ID; - } - } - - $num_pages = count( $pages ); - for ( $i = 0; $i < $num_pages; $i++ ) { - if ( in_array( $pages[ $i ]->ID, $exclude ) ) { - unset( $pages[ $i ] ); - } - } - } - - $page_structure = array(); - foreach ( $pages as $page ) { - $page_structure[] = $page->ID; - } - - wp_cache_set( $cache_key, $page_structure, 'posts' ); - - // Convert to WP_Post instances - $pages = array_map( 'get_post', $pages ); - - /** - * Filters the retrieved list of pages. - * - * @since 2.1.0 - * - * @param array $pages List of pages to retrieve. - * @param array $parsed_args Array of get_pages() arguments. - */ - return apply_filters( 'get_pages', $pages, $parsed_args ); -} - -// -// Attachment functions -// - -/** - * Determines whether an attachment URI is local and really an attachment. - * - * For more information on this and similar theme functions, check out - * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/ - * Conditional Tags} article in the Theme Developer Handbook. - * - * @since 2.0.0 - * - * @param string $url URL to check - * @return bool True on success, false on failure. - */ -function is_local_attachment( $url ) { - if ( strpos( $url, home_url() ) === false ) { - return false; - } - if ( strpos( $url, home_url( '/?attachment_id=' ) ) !== false ) { - return true; - } - - $id = url_to_postid( $url ); - if ( $id ) { - $post = get_post( $id ); - if ( 'attachment' == $post->post_type ) { - return true; - } - } - return false; -} - -/** - * Insert an attachment. - * - * If you set the 'ID' in the $args parameter, it will mean that you are - * updating and attempt to update the attachment. You can also set the - * attachment name or title by setting the key 'post_name' or 'post_title'. - * - * You can set the dates for the attachment manually by setting the 'post_date' - * and 'post_date_gmt' keys' values. - * - * By default, the comments will use the default settings for whether the - * comments are allowed. You can close them manually or keep them open by - * setting the value for the 'comment_status' key. - * - * @since 2.0.0 - * @since 4.7.0 Added the `$wp_error` parameter to allow a WP_Error to be returned on failure. - * - * @see wp_insert_post() - * - * @param string|array $args Arguments for inserting an attachment. - * @param string $file Optional. Filename. - * @param int $parent Optional. Parent post ID. - * @param bool $wp_error Optional. Whether to return a WP_Error on failure. Default false. - * @return int|WP_Error The attachment ID on success. The value 0 or WP_Error on failure. - */ -function wp_insert_attachment( $args, $file = false, $parent = 0, $wp_error = false ) { - $defaults = array( - 'file' => $file, - 'post_parent' => 0, - ); - - $data = wp_parse_args( $args, $defaults ); - - if ( ! empty( $parent ) ) { - $data['post_parent'] = $parent; - } - - $data['post_type'] = 'attachment'; - - return wp_insert_post( $data, $wp_error ); -} - -/** - * Trash or delete an attachment. - * - * When an attachment is permanently deleted, the file will also be removed. - * Deletion removes all post meta fields, taxonomy, comments, etc. associated - * with the attachment (except the main post). - * - * The attachment is moved to the trash instead of permanently deleted unless trash - * for media is disabled, item is already in the trash, or $force_delete is true. - * - * @since 2.0.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param int $post_id Attachment ID. - * @param bool $force_delete Optional. Whether to bypass trash and force deletion. - * Default false. - * @return WP_Post|false|null Post data on success, false or null on failure. - */ -function wp_delete_attachment( $post_id, $force_delete = false ) { - global $wpdb; - - $post = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE ID = %d", $post_id ) ); - - if ( ! $post ) { - return $post; - } - - $post = get_post( $post ); - - if ( 'attachment' !== $post->post_type ) { - return false; - } - - if ( ! $force_delete && EMPTY_TRASH_DAYS && MEDIA_TRASH && 'trash' !== $post->post_status ) { - return wp_trash_post( $post_id ); - } - - delete_post_meta( $post_id, '_wp_trash_meta_status' ); - delete_post_meta( $post_id, '_wp_trash_meta_time' ); - - $meta = wp_get_attachment_metadata( $post_id ); - $backup_sizes = get_post_meta( $post->ID, '_wp_attachment_backup_sizes', true ); - $file = get_attached_file( $post_id ); - - if ( is_multisite() ) { - delete_transient( 'dirsize_cache' ); - } - - /** - * Fires before an attachment is deleted, at the start of wp_delete_attachment(). - * - * @since 2.0.0 - * - * @param int $post_id Attachment ID. - */ - do_action( 'delete_attachment', $post_id ); - - wp_delete_object_term_relationships( $post_id, array( 'category', 'post_tag' ) ); - wp_delete_object_term_relationships( $post_id, get_object_taxonomies( $post->post_type ) ); - - // Delete all for any posts. - delete_metadata( 'post', null, '_thumbnail_id', $post_id, true ); - - wp_defer_comment_counting( true ); - - $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d", $post_id ) ); - foreach ( $comment_ids as $comment_id ) { - wp_delete_comment( $comment_id, true ); - } - - wp_defer_comment_counting( false ); - - $post_meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE post_id = %d ", $post_id ) ); - foreach ( $post_meta_ids as $mid ) { - delete_metadata_by_mid( 'post', $mid ); - } - - /** This action is documented in wp-includes/post.php */ - do_action( 'delete_post', $post_id ); - $result = $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) ); - if ( ! $result ) { - return false; - } - /** This action is documented in wp-includes/post.php */ - do_action( 'deleted_post', $post_id ); - - wp_delete_attachment_files( $post_id, $meta, $backup_sizes, $file ); - - clean_post_cache( $post ); - - return $post; -} - -/** - * Deletes all files that belong to the given attachment. - * - * @since 4.9.7 - * - * @param int $post_id Attachment ID. - * @param array $meta The attachment's meta data. - * @param array $backup_sizes The meta data for the attachment's backup images. - * @param string $file Absolute path to the attachment's file. - * @return bool True on success, false on failure. - */ -function wp_delete_attachment_files( $post_id, $meta, $backup_sizes, $file ) { - global $wpdb; - - $uploadpath = wp_get_upload_dir(); - $deleted = true; - - if ( ! empty( $meta['thumb'] ) ) { - // Don't delete the thumb if another attachment uses it. - if ( ! $wpdb->get_row( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE meta_key = '_wp_attachment_metadata' AND meta_value LIKE %s AND post_id <> %d", '%' . $wpdb->esc_like( $meta['thumb'] ) . '%', $post_id ) ) ) { - $thumbfile = str_replace( wp_basename( $file ), $meta['thumb'], $file ); - - if ( ! empty( $thumbfile ) ) { - $thumbfile = path_join( $uploadpath['basedir'], $thumbfile ); - $thumbdir = path_join( $uploadpath['basedir'], dirname( $file ) ); - - if ( ! wp_delete_file_from_directory( $thumbfile, $thumbdir ) ) { - $deleted = false; - } - } - } - } - - // Remove intermediate and backup images if there are any. - if ( isset( $meta['sizes'] ) && is_array( $meta['sizes'] ) ) { - $intermediate_dir = path_join( $uploadpath['basedir'], dirname( $file ) ); - - foreach ( $meta['sizes'] as $size => $sizeinfo ) { - $intermediate_file = str_replace( wp_basename( $file ), $sizeinfo['file'], $file ); - - if ( ! empty( $intermediate_file ) ) { - $intermediate_file = path_join( $uploadpath['basedir'], $intermediate_file ); - - if ( ! wp_delete_file_from_directory( $intermediate_file, $intermediate_dir ) ) { - $deleted = false; - } - } - } - } - - if ( ! empty( $meta['original_image'] ) ) { - if ( empty( $intermediate_dir ) ) { - $intermediate_dir = path_join( $uploadpath['basedir'], dirname( $file ) ); - } - - $original_image = str_replace( wp_basename( $file ), $meta['original_image'], $file ); - - if ( ! empty( $original_image ) ) { - $original_image = path_join( $uploadpath['basedir'], $original_image ); - - if ( ! wp_delete_file_from_directory( $original_image, $intermediate_dir ) ) { - $deleted = false; - } - } - } - - if ( is_array( $backup_sizes ) ) { - $del_dir = path_join( $uploadpath['basedir'], dirname( $meta['file'] ) ); - - foreach ( $backup_sizes as $size ) { - $del_file = path_join( dirname( $meta['file'] ), $size['file'] ); - - if ( ! empty( $del_file ) ) { - $del_file = path_join( $uploadpath['basedir'], $del_file ); - - if ( ! wp_delete_file_from_directory( $del_file, $del_dir ) ) { - $deleted = false; - } - } - } - } - - if ( ! wp_delete_file_from_directory( $file, $uploadpath['basedir'] ) ) { - $deleted = false; - } - - return $deleted; -} - -/** - * Retrieve attachment meta field for attachment ID. - * - * @since 2.1.0 - * - * @param int $attachment_id Attachment post ID. Defaults to global $post. - * @param bool $unfiltered Optional. If true, filters are not run. Default false. - * @return mixed Attachment meta field. False on failure. - */ -function wp_get_attachment_metadata( $attachment_id = 0, $unfiltered = false ) { - $attachment_id = (int) $attachment_id; - $post = get_post( $attachment_id ); - if ( ! $post ) { - return false; - } - - $data = get_post_meta( $post->ID, '_wp_attachment_metadata', true ); - - if ( $unfiltered ) { - return $data; - } - - /** - * Filters the attachment meta data. - * - * @since 2.1.0 - * - * @param array|bool $data Array of meta data for the given attachment, or false - * if the object does not exist. - * @param int $attachment_id Attachment post ID. - */ - return apply_filters( 'wp_get_attachment_metadata', $data, $post->ID ); -} - -/** - * Update metadata for an attachment. - * - * @since 2.1.0 - * - * @param int $attachment_id Attachment post ID. - * @param array $data Attachment meta data. - * @return int|bool False if $post is invalid. - */ -function wp_update_attachment_metadata( $attachment_id, $data ) { - $attachment_id = (int) $attachment_id; - $post = get_post( $attachment_id ); - if ( ! $post ) { - return false; - } - - /** - * Filters the updated attachment meta data. - * - * @since 2.1.0 - * - * @param array $data Array of updated attachment meta data. - * @param int $attachment_id Attachment post ID. - */ - $data = apply_filters( 'wp_update_attachment_metadata', $data, $post->ID ); - if ( $data ) { - return update_post_meta( $post->ID, '_wp_attachment_metadata', $data ); - } else { - return delete_post_meta( $post->ID, '_wp_attachment_metadata' ); - } -} - -/** - * Retrieve the URL for an attachment. - * - * @since 2.1.0 - * - * @global string $pagenow - * - * @param int $attachment_id Optional. Attachment post ID. Defaults to global $post. - * @return string|false Attachment URL, otherwise false. - */ -function wp_get_attachment_url( $attachment_id = 0 ) { - $attachment_id = (int) $attachment_id; - $post = get_post( $attachment_id ); - if ( ! $post ) { - return false; - } - - if ( 'attachment' != $post->post_type ) { - return false; - } - - $url = ''; - // Get attached file. - $file = get_post_meta( $post->ID, '_wp_attached_file', true ); - if ( $file ) { - // Get upload directory. - $uploads = wp_get_upload_dir(); - if ( $uploads && false === $uploads['error'] ) { - // Check that the upload base exists in the file location. - if ( 0 === strpos( $file, $uploads['basedir'] ) ) { - // Replace file location with url location. - $url = str_replace( $uploads['basedir'], $uploads['baseurl'], $file ); - } elseif ( false !== strpos( $file, 'wp-content/uploads' ) ) { - // Get the directory name relative to the basedir (back compat for pre-2.7 uploads) - $url = trailingslashit( $uploads['baseurl'] . '/' . _wp_get_attachment_relative_path( $file ) ) . wp_basename( $file ); - } else { - // It's a newly-uploaded file, therefore $file is relative to the basedir. - $url = $uploads['baseurl'] . "/$file"; - } - } - } - - /* - * If any of the above options failed, Fallback on the GUID as used pre-2.7, - * not recommended to rely upon this. - */ - if ( empty( $url ) ) { - $url = get_the_guid( $post->ID ); - } - - // On SSL front end, URLs should be HTTPS. - if ( is_ssl() && ! is_admin() && 'wp-login.php' !== $GLOBALS['pagenow'] ) { - $url = set_url_scheme( $url ); - } - - /** - * Filters the attachment URL. - * - * @since 2.1.0 - * - * @param string $url URL for the given attachment. - * @param int $attachment_id Attachment post ID. - */ - $url = apply_filters( 'wp_get_attachment_url', $url, $post->ID ); - - if ( empty( $url ) ) { - return false; - } - - return $url; -} - -/** - * Retrieves the caption for an attachment. - * - * @since 4.6.0 - * - * @param int $post_id Optional. Attachment ID. Default is the ID of the global `$post`. - * @return string|false False on failure. Attachment caption on success. - */ -function wp_get_attachment_caption( $post_id = 0 ) { - $post_id = (int) $post_id; - $post = get_post( $post_id ); - if ( ! $post ) { - return false; - } - - if ( 'attachment' !== $post->post_type ) { - return false; - } - - $caption = $post->post_excerpt; - - /** - * Filters the attachment caption. - * - * @since 4.6.0 - * - * @param string $caption Caption for the given attachment. - * @param int $post_id Attachment ID. - */ - return apply_filters( 'wp_get_attachment_caption', $caption, $post->ID ); -} - -/** - * Retrieve thumbnail for an attachment. - * - * @since 2.1.0 - * - * @param int $post_id Optional. Attachment ID. Default 0. - * @return string|false False on failure. Thumbnail file path on success. - */ -function wp_get_attachment_thumb_file( $post_id = 0 ) { - $post_id = (int) $post_id; - $post = get_post( $post_id ); - if ( ! $post ) { - return false; - } - - $imagedata = wp_get_attachment_metadata( $post->ID ); - if ( ! is_array( $imagedata ) ) { - return false; - } - - $file = get_attached_file( $post->ID ); - - if ( ! empty( $imagedata['thumb'] ) ) { - $thumbfile = str_replace( wp_basename( $file ), $imagedata['thumb'], $file ); - if ( file_exists( $thumbfile ) ) { - /** - * Filters the attachment thumbnail file path. - * - * @since 2.1.0 - * - * @param string $thumbfile File path to the attachment thumbnail. - * @param int $post_id Attachment ID. - */ - return apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post->ID ); - } - } - return false; -} - -/** - * Retrieve URL for an attachment thumbnail. - * - * @since 2.1.0 - * - * @param int $post_id Optional. Attachment ID. Default 0. - * @return string|false False on failure. Thumbnail URL on success. - */ -function wp_get_attachment_thumb_url( $post_id = 0 ) { - $post_id = (int) $post_id; - $post = get_post( $post_id ); - if ( ! $post ) { - return false; - } - - $url = wp_get_attachment_url( $post->ID ); - if ( ! $url ) { - return false; - } - - $sized = image_downsize( $post_id, 'thumbnail' ); - if ( $sized ) { - return $sized[0]; - } - - $thumb = wp_get_attachment_thumb_file( $post->ID ); - if ( ! $thumb ) { - return false; - } - - $url = str_replace( wp_basename( $url ), wp_basename( $thumb ), $url ); - - /** - * Filters the attachment thumbnail URL. - * - * @since 2.1.0 - * - * @param string $url URL for the attachment thumbnail. - * @param int $post_id Attachment ID. - */ - return apply_filters( 'wp_get_attachment_thumb_url', $url, $post->ID ); -} - -/** - * Verifies an attachment is of a given type. - * - * @since 4.2.0 - * - * @param string $type Attachment type. Accepts 'image', 'audio', or 'video'. - * @param int|WP_Post $post Optional. Attachment ID or object. Default is global $post. - * @return bool True if one of the accepted types, false otherwise. - */ -function wp_attachment_is( $type, $post = null ) { - $post = get_post( $post ); - if ( ! $post ) { - return false; - } - - $file = get_attached_file( $post->ID ); - if ( ! $file ) { - return false; - } - - if ( 0 === strpos( $post->post_mime_type, $type . '/' ) ) { - return true; - } - - $check = wp_check_filetype( $file ); - if ( empty( $check['ext'] ) ) { - return false; - } - - $ext = $check['ext']; - - if ( 'import' !== $post->post_mime_type ) { - return $type === $ext; - } - - switch ( $type ) { - case 'image': - $image_exts = array( 'jpg', 'jpeg', 'jpe', 'gif', 'png' ); - return in_array( $ext, $image_exts ); - - case 'audio': - return in_array( $ext, wp_get_audio_extensions() ); - - case 'video': - return in_array( $ext, wp_get_video_extensions() ); - - default: - return $type === $ext; - } -} - -/** - * Determines whether an attachment is an image. - * - * For more information on this and similar theme functions, check out - * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/ - * Conditional Tags} article in the Theme Developer Handbook. - * - * @since 2.1.0 - * @since 4.2.0 Modified into wrapper for wp_attachment_is() and - * allowed WP_Post object to be passed. - * - * @param int|WP_Post $post Optional. Attachment ID or object. Default is global $post. - * @return bool Whether the attachment is an image. - */ -function wp_attachment_is_image( $post = null ) { - return wp_attachment_is( 'image', $post ); -} - -/** - * Retrieve the icon for a MIME type. - * - * @since 2.1.0 - * - * @param string|int $mime MIME type or attachment ID. - * @return string|false Icon, false otherwise. - */ -function wp_mime_type_icon( $mime = 0 ) { - if ( ! is_numeric( $mime ) ) { - $icon = wp_cache_get( "mime_type_icon_$mime" ); - } - - $post_id = 0; - if ( empty( $icon ) ) { - $post_mimes = array(); - if ( is_numeric( $mime ) ) { - $mime = (int) $mime; - $post = get_post( $mime ); - if ( $post ) { - $post_id = (int) $post->ID; - $file = get_attached_file( $post_id ); - $ext = preg_replace( '/^.+?\.([^.]+)$/', '$1', $file ); - if ( ! empty( $ext ) ) { - $post_mimes[] = $ext; - $ext_type = wp_ext2type( $ext ); - if ( $ext_type ) { - $post_mimes[] = $ext_type; - } - } - $mime = $post->post_mime_type; - } else { - $mime = 0; - } - } else { - $post_mimes[] = $mime; - } - - $icon_files = wp_cache_get( 'icon_files' ); - - if ( ! is_array( $icon_files ) ) { - /** - * Filters the icon directory path. - * - * @since 2.0.0 - * - * @param string $path Icon directory absolute path. - */ - $icon_dir = apply_filters( 'icon_dir', ABSPATH . WPINC . '/images/media' ); - - /** - * Filters the icon directory URI. - * - * @since 2.0.0 - * - * @param string $uri Icon directory URI. - */ - $icon_dir_uri = apply_filters( 'icon_dir_uri', includes_url( 'images/media' ) ); - - /** - * Filters the list of icon directory URIs. - * - * @since 2.5.0 - * - * @param array $uris List of icon directory URIs. - */ - $dirs = apply_filters( 'icon_dirs', array( $icon_dir => $icon_dir_uri ) ); - $icon_files = array(); - while ( $dirs ) { - $keys = array_keys( $dirs ); - $dir = array_shift( $keys ); - $uri = array_shift( $dirs ); - $dh = opendir( $dir ); - if ( $dh ) { - while ( false !== $file = readdir( $dh ) ) { - $file = wp_basename( $file ); - if ( substr( $file, 0, 1 ) == '.' ) { - continue; - } - if ( ! in_array( strtolower( substr( $file, -4 ) ), array( '.png', '.gif', '.jpg' ) ) ) { - if ( is_dir( "$dir/$file" ) ) { - $dirs[ "$dir/$file" ] = "$uri/$file"; - } - continue; - } - $icon_files[ "$dir/$file" ] = "$uri/$file"; - } - closedir( $dh ); - } - } - wp_cache_add( 'icon_files', $icon_files, 'default', 600 ); - } - - $types = array(); - // Icon wp_basename - extension = MIME wildcard. - foreach ( $icon_files as $file => $uri ) { - $types[ preg_replace( '/^([^.]*).*$/', '$1', wp_basename( $file ) ) ] =& $icon_files[ $file ]; - } - - if ( ! empty( $mime ) ) { - $post_mimes[] = substr( $mime, 0, strpos( $mime, '/' ) ); - $post_mimes[] = substr( $mime, strpos( $mime, '/' ) + 1 ); - $post_mimes[] = str_replace( '/', '_', $mime ); - } - - $matches = wp_match_mime_types( array_keys( $types ), $post_mimes ); - $matches['default'] = array( 'default' ); - - foreach ( $matches as $match => $wilds ) { - foreach ( $wilds as $wild ) { - if ( ! isset( $types[ $wild ] ) ) { - continue; - } - - $icon = $types[ $wild ]; - if ( ! is_numeric( $mime ) ) { - wp_cache_add( "mime_type_icon_$mime", $icon ); - } - break 2; - } - } - } - - /** - * Filters the mime type icon. - * - * @since 2.1.0 - * - * @param string $icon Path to the mime type icon. - * @param string $mime Mime type. - * @param int $post_id Attachment ID. Will equal 0 if the function passed - * the mime type. - */ - return apply_filters( 'wp_mime_type_icon', $icon, $mime, $post_id ); -} - -/** - * Check for changed slugs for published post objects and save the old slug. - * - * The function is used when a post object of any type is updated, - * by comparing the current and previous post objects. - * - * If the slug was changed and not already part of the old slugs then it will be - * added to the post meta field ('_wp_old_slug') for storing old slugs for that - * post. - * - * The most logically usage of this function is redirecting changed post objects, so - * that those that linked to an changed post will be redirected to the new post. - * - * @since 2.1.0 - * - * @param int $post_id Post ID. - * @param WP_Post $post The Post Object - * @param WP_Post $post_before The Previous Post Object - */ -function wp_check_for_changed_slugs( $post_id, $post, $post_before ) { - // Don't bother if it hasn't changed. - if ( $post->post_name == $post_before->post_name ) { - return; - } - - // We're only concerned with published, non-hierarchical objects. - if ( ! ( 'publish' === $post->post_status || ( 'attachment' === get_post_type( $post ) && 'inherit' === $post->post_status ) ) || is_post_type_hierarchical( $post->post_type ) ) { - return; - } - - $old_slugs = (array) get_post_meta( $post_id, '_wp_old_slug' ); - - // If we haven't added this old slug before, add it now. - if ( ! empty( $post_before->post_name ) && ! in_array( $post_before->post_name, $old_slugs ) ) { - add_post_meta( $post_id, '_wp_old_slug', $post_before->post_name ); - } - - // If the new slug was used previously, delete it from the list. - if ( in_array( $post->post_name, $old_slugs ) ) { - delete_post_meta( $post_id, '_wp_old_slug', $post->post_name ); - } -} - -/** - * Check for changed dates for published post objects and save the old date. - * - * The function is used when a post object of any type is updated, - * by comparing the current and previous post objects. - * - * If the date was changed and not already part of the old dates then it will be - * added to the post meta field ('_wp_old_date') for storing old dates for that - * post. - * - * The most logically usage of this function is redirecting changed post objects, so - * that those that linked to an changed post will be redirected to the new post. - * - * @since 4.9.3 - * - * @param int $post_id Post ID. - * @param WP_Post $post The Post Object - * @param WP_Post $post_before The Previous Post Object - */ -function wp_check_for_changed_dates( $post_id, $post, $post_before ) { - $previous_date = gmdate( 'Y-m-d', strtotime( $post_before->post_date ) ); - $new_date = gmdate( 'Y-m-d', strtotime( $post->post_date ) ); - // Don't bother if it hasn't changed. - if ( $new_date == $previous_date ) { - return; - } - // We're only concerned with published, non-hierarchical objects. - if ( ! ( 'publish' === $post->post_status || ( 'attachment' === get_post_type( $post ) && 'inherit' === $post->post_status ) ) || is_post_type_hierarchical( $post->post_type ) ) { - return; - } - $old_dates = (array) get_post_meta( $post_id, '_wp_old_date' ); - // If we haven't added this old date before, add it now. - if ( ! empty( $previous_date ) && ! in_array( $previous_date, $old_dates ) ) { - add_post_meta( $post_id, '_wp_old_date', $previous_date ); - } - // If the new slug was used previously, delete it from the list. - if ( in_array( $new_date, $old_dates ) ) { - delete_post_meta( $post_id, '_wp_old_date', $new_date ); - } -} - -/** - * Retrieve the private post SQL based on capability. - * - * This function provides a standardized way to appropriately select on the - * post_status of a post type. The function will return a piece of SQL code - * that can be added to a WHERE clause; this SQL is constructed to allow all - * published posts, and all private posts to which the user has access. - * - * @since 2.2.0 - * @since 4.3.0 Added the ability to pass an array to `$post_type`. - * - * @param string|array $post_type Single post type or an array of post types. Currently only supports 'post' or 'page'. - * @return string SQL code that can be added to a where clause. - */ -function get_private_posts_cap_sql( $post_type ) { - return get_posts_by_author_sql( $post_type, false ); -} - -/** - * Retrieve the post SQL based on capability, author, and type. - * - * @since 3.0.0 - * @since 4.3.0 Introduced the ability to pass an array of post types to `$post_type`. - * - * @see get_private_posts_cap_sql() - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param array|string $post_type Single post type or an array of post types. - * @param bool $full Optional. Returns a full WHERE statement instead of just - * an 'andalso' term. Default true. - * @param int $post_author Optional. Query posts having a single author ID. Default null. - * @param bool $public_only Optional. Only return public posts. Skips cap checks for - * $current_user. Default false. - * @return string SQL WHERE code that can be added to a query. - */ -function get_posts_by_author_sql( $post_type, $full = true, $post_author = null, $public_only = false ) { - global $wpdb; - - if ( is_array( $post_type ) ) { - $post_types = $post_type; - } else { - $post_types = array( $post_type ); - } - - $post_type_clauses = array(); - foreach ( $post_types as $post_type ) { - $post_type_obj = get_post_type_object( $post_type ); - if ( ! $post_type_obj ) { - continue; - } - - /** - * Filters the capability to read private posts for a custom post type - * when generating SQL for getting posts by author. - * - * @since 2.2.0 - * @deprecated 3.2.0 The hook transitioned from "somewhat useless" to "totally useless". - * - * @param string $cap Capability. - */ - $cap = apply_filters( 'pub_priv_sql_capability', '' ); - if ( ! $cap ) { - $cap = current_user_can( $post_type_obj->cap->read_private_posts ); - } - - // Only need to check the cap if $public_only is false. - $post_status_sql = "post_status = 'publish'"; - if ( false === $public_only ) { - if ( $cap ) { - // Does the user have the capability to view private posts? Guess so. - $post_status_sql .= " OR post_status = 'private'"; - } elseif ( is_user_logged_in() ) { - // Users can view their own private posts. - $id = get_current_user_id(); - if ( null === $post_author || ! $full ) { - $post_status_sql .= " OR post_status = 'private' AND post_author = $id"; - } elseif ( $id == (int) $post_author ) { - $post_status_sql .= " OR post_status = 'private'"; - } // else none - } // else none - } - - $post_type_clauses[] = "( post_type = '" . $post_type . "' AND ( $post_status_sql ) )"; - } - - if ( empty( $post_type_clauses ) ) { - return $full ? 'WHERE 1 = 0' : '1 = 0'; - } - - $sql = '( ' . implode( ' OR ', $post_type_clauses ) . ' )'; - - if ( null !== $post_author ) { - $sql .= $wpdb->prepare( ' AND post_author = %d', $post_author ); - } - - if ( $full ) { - $sql = 'WHERE ' . $sql; - } - - return $sql; -} - -/** - * Retrieves the most recent time that a post on the site was published. - * - * The server timezone is the default and is the difference between GMT and - * server time. The 'blog' value is the date when the last post was posted. The - * 'gmt' is when the last post was posted in GMT formatted date. - * - * @since 0.71 - * @since 4.4.0 The `$post_type` argument was added. - * - * @param string $timezone Optional. The timezone for the timestamp. Accepts 'server', 'blog', or 'gmt'. - * 'server' uses the server's internal timezone. - * 'blog' uses the `post_date` field, which proxies to the timezone set for the site. - * 'gmt' uses the `post_date_gmt` field. - * Default 'server'. - * @param string $post_type Optional. The post type to check. Default 'any'. - * @return string The date of the last post, or false on failure. - */ -function get_lastpostdate( $timezone = 'server', $post_type = 'any' ) { - /** - * Filters the most recent time that a post on the site was published. - * - * @since 2.3.0 - * - * @param string|false $date Date the last post was published. False on failure. - * @param string $timezone Location to use for getting the post published date. - * See get_lastpostdate() for accepted `$timezone` values. - */ - return apply_filters( 'get_lastpostdate', _get_last_post_time( $timezone, 'date', $post_type ), $timezone ); -} - -/** - * Get the most recent time that a post on the site was modified. - * - * The server timezone is the default and is the difference between GMT and - * server time. The 'blog' value is just when the last post was modified. The - * 'gmt' is when the last post was modified in GMT time. - * - * @since 1.2.0 - * @since 4.4.0 The `$post_type` argument was added. - * - * @param string $timezone Optional. The timezone for the timestamp. See get_lastpostdate() - * for information on accepted values. - * Default 'server'. - * @param string $post_type Optional. The post type to check. Default 'any'. - * @return string The timestamp in 'Y-m-d H:i:s' format, or false on failure. - */ -function get_lastpostmodified( $timezone = 'server', $post_type = 'any' ) { - /** - * Pre-filter the return value of get_lastpostmodified() before the query is run. - * - * @since 4.4.0 - * - * @param string|false $lastpostmodified The most recent time that a post was modified, in 'Y-m-d H:i:s' format, or - * false. Returning anything other than false will short-circuit the function. - * @param string $timezone Location to use for getting the post modified date. - * See get_lastpostdate() for accepted `$timezone` values. - * @param string $post_type The post type to check. - */ - $lastpostmodified = apply_filters( 'pre_get_lastpostmodified', false, $timezone, $post_type ); - if ( false !== $lastpostmodified ) { - return $lastpostmodified; - } - - $lastpostmodified = _get_last_post_time( $timezone, 'modified', $post_type ); - - $lastpostdate = get_lastpostdate( $timezone ); - if ( $lastpostdate > $lastpostmodified ) { - $lastpostmodified = $lastpostdate; - } - - /** - * Filters the most recent time that a post was modified. - * - * @since 2.3.0 - * - * @param string|false $lastpostmodified The most recent time that a post was modified, in 'Y-m-d H:i:s' format. - * False on failure. - * @param string $timezone Location to use for getting the post modified date. - * See get_lastpostdate() for accepted `$timezone` values. - */ - return apply_filters( 'get_lastpostmodified', $lastpostmodified, $timezone ); -} - -/** - * Gets the timestamp of the last time any post was modified or published. - * - * @since 3.1.0 - * @since 4.4.0 The `$post_type` argument was added. - * @access private - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param string $timezone The timezone for the timestamp. See get_lastpostdate(). - * for information on accepted values. - * @param string $field Post field to check. Accepts 'date' or 'modified'. - * @param string $post_type Optional. The post type to check. Default 'any'. - * @return string|false The timestamp in 'Y-m-d H:i:s' format, or false on failure. - */ -function _get_last_post_time( $timezone, $field, $post_type = 'any' ) { - global $wpdb; - - if ( ! in_array( $field, array( 'date', 'modified' ) ) ) { - return false; - } - - $timezone = strtolower( $timezone ); - - $key = "lastpost{$field}:$timezone"; - if ( 'any' !== $post_type ) { - $key .= ':' . sanitize_key( $post_type ); - } - - $date = wp_cache_get( $key, 'timeinfo' ); - if ( false !== $date ) { - return $date; - } - - if ( 'any' === $post_type ) { - $post_types = get_post_types( array( 'public' => true ) ); - array_walk( $post_types, array( $wpdb, 'escape_by_ref' ) ); - $post_types = "'" . implode( "', '", $post_types ) . "'"; - } else { - $post_types = "'" . sanitize_key( $post_type ) . "'"; - } - - switch ( $timezone ) { - case 'gmt': - $date = $wpdb->get_var( "SELECT post_{$field}_gmt FROM $wpdb->posts WHERE post_status = 'publish' AND post_type IN ({$post_types}) ORDER BY post_{$field}_gmt DESC LIMIT 1" ); - break; - case 'blog': - $date = $wpdb->get_var( "SELECT post_{$field} FROM $wpdb->posts WHERE post_status = 'publish' AND post_type IN ({$post_types}) ORDER BY post_{$field}_gmt DESC LIMIT 1" ); - break; - case 'server': - $add_seconds_server = gmdate( 'Z' ); - $date = $wpdb->get_var( "SELECT DATE_ADD(post_{$field}_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE post_status = 'publish' AND post_type IN ({$post_types}) ORDER BY post_{$field}_gmt DESC LIMIT 1" ); - break; - } - - if ( $date ) { - wp_cache_set( $key, $date, 'timeinfo' ); - - return $date; - } - - return false; -} - -/** - * Updates posts in cache. - * - * @since 1.5.1 - * - * @param WP_Post[] $posts Array of post objects (passed by reference). - */ -function update_post_cache( &$posts ) { - if ( ! $posts ) { - return; - } - - foreach ( $posts as $post ) { - wp_cache_add( $post->ID, $post, 'posts' ); - } -} - -/** - * Will clean the post in the cache. - * - * Cleaning means delete from the cache of the post. Will call to clean the term - * object cache associated with the post ID. - * - * This function not run if $_wp_suspend_cache_invalidation is not empty. See - * wp_suspend_cache_invalidation(). - * - * @since 2.0.0 - * - * @global bool $_wp_suspend_cache_invalidation - * - * @param int|WP_Post $post Post ID or post object to remove from the cache. - */ -function clean_post_cache( $post ) { - global $_wp_suspend_cache_invalidation; - - if ( ! empty( $_wp_suspend_cache_invalidation ) ) { - return; - } - - $post = get_post( $post ); - if ( empty( $post ) ) { - return; - } - - wp_cache_delete( $post->ID, 'posts' ); - wp_cache_delete( $post->ID, 'post_meta' ); - - clean_object_term_cache( $post->ID, $post->post_type ); - - wp_cache_delete( 'wp_get_archives', 'general' ); - - /** - * Fires immediately after the given post's cache is cleaned. - * - * @since 2.5.0 - * - * @param int $post_id Post ID. - * @param WP_Post $post Post object. - */ - do_action( 'clean_post_cache', $post->ID, $post ); - - if ( 'page' == $post->post_type ) { - wp_cache_delete( 'all_page_ids', 'posts' ); - - /** - * Fires immediately after the given page's cache is cleaned. - * - * @since 2.5.0 - * - * @param int $post_id Post ID. - */ - do_action( 'clean_page_cache', $post->ID ); - } - - wp_cache_set( 'last_changed', microtime(), 'posts' ); -} - -/** - * Call major cache updating functions for list of Post objects. - * - * @since 1.5.0 - * - * @param WP_Post[] $posts Array of Post objects - * @param string $post_type Optional. Post type. Default 'post'. - * @param bool $update_term_cache Optional. Whether to update the term cache. Default true. - * @param bool $update_meta_cache Optional. Whether to update the meta cache. Default true. - */ -function update_post_caches( &$posts, $post_type = 'post', $update_term_cache = true, $update_meta_cache = true ) { - // No point in doing all this work if we didn't match any posts. - if ( ! $posts ) { - return; - } - - update_post_cache( $posts ); - - $post_ids = array(); - foreach ( $posts as $post ) { - $post_ids[] = $post->ID; - } - - if ( ! $post_type ) { - $post_type = 'any'; - } - - if ( $update_term_cache ) { - if ( is_array( $post_type ) ) { - $ptypes = $post_type; - } elseif ( 'any' == $post_type ) { - $ptypes = array(); - // Just use the post_types in the supplied posts. - foreach ( $posts as $post ) { - $ptypes[] = $post->post_type; - } - $ptypes = array_unique( $ptypes ); - } else { - $ptypes = array( $post_type ); - } - - if ( ! empty( $ptypes ) ) { - update_object_term_cache( $post_ids, $ptypes ); - } - } - - if ( $update_meta_cache ) { - update_postmeta_cache( $post_ids ); - } -} - -/** - * Updates metadata cache for list of post IDs. - * - * Performs SQL query to retrieve the metadata for the post IDs and updates the - * metadata cache for the posts. Therefore, the functions, which call this - * function, do not need to perform SQL queries on their own. - * - * @since 2.1.0 - * - * @param int[] $post_ids Array of post IDs. - * @return array|false Returns false if there is nothing to update or an array - * of metadata. - */ -function update_postmeta_cache( $post_ids ) { - return update_meta_cache( 'post', $post_ids ); -} - -/** - * Will clean the attachment in the cache. - * - * Cleaning means delete from the cache. Optionally will clean the term - * object cache associated with the attachment ID. - * - * This function will not run if $_wp_suspend_cache_invalidation is not empty. - * - * @since 3.0.0 - * - * @global bool $_wp_suspend_cache_invalidation - * - * @param int $id The attachment ID in the cache to clean. - * @param bool $clean_terms Optional. Whether to clean terms cache. Default false. - */ -function clean_attachment_cache( $id, $clean_terms = false ) { - global $_wp_suspend_cache_invalidation; - - if ( ! empty( $_wp_suspend_cache_invalidation ) ) { - return; - } - - $id = (int) $id; - - wp_cache_delete( $id, 'posts' ); - wp_cache_delete( $id, 'post_meta' ); - - if ( $clean_terms ) { - clean_object_term_cache( $id, 'attachment' ); - } - - /** - * Fires after the given attachment's cache is cleaned. - * - * @since 3.0.0 - * - * @param int $id Attachment ID. - */ - do_action( 'clean_attachment_cache', $id ); -} - -// -// Hooks -// - -/** - * Hook for managing future post transitions to published. - * - * @since 2.3.0 - * @access private - * - * @see wp_clear_scheduled_hook() - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param string $new_status New post status. - * @param string $old_status Previous post status. - * @param WP_Post $post Post object. - */ -function _transition_post_status( $new_status, $old_status, $post ) { - global $wpdb; - - if ( $old_status != 'publish' && $new_status == 'publish' ) { - // Reset GUID if transitioning to publish and it is empty. - if ( '' == get_the_guid( $post->ID ) ) { - $wpdb->update( $wpdb->posts, array( 'guid' => get_permalink( $post->ID ) ), array( 'ID' => $post->ID ) ); - } - - /** - * Fires when a post's status is transitioned from private to published. - * - * @since 1.5.0 - * @deprecated 2.3.0 Use 'private_to_publish' instead. - * - * @param int $post_id Post ID. - */ - do_action( 'private_to_published', $post->ID ); - } - - // If published posts changed clear the lastpostmodified cache. - if ( 'publish' == $new_status || 'publish' == $old_status ) { - foreach ( array( 'server', 'gmt', 'blog' ) as $timezone ) { - wp_cache_delete( "lastpostmodified:$timezone", 'timeinfo' ); - wp_cache_delete( "lastpostdate:$timezone", 'timeinfo' ); - wp_cache_delete( "lastpostdate:$timezone:{$post->post_type}", 'timeinfo' ); - } - } - - if ( $new_status !== $old_status ) { - wp_cache_delete( _count_posts_cache_key( $post->post_type ), 'counts' ); - wp_cache_delete( _count_posts_cache_key( $post->post_type, 'readable' ), 'counts' ); - } - - // Always clears the hook in case the post status bounced from future to draft. - wp_clear_scheduled_hook( 'publish_future_post', array( $post->ID ) ); -} - -/** - * Hook used to schedule publication for a post marked for the future. - * - * The $post properties used and must exist are 'ID' and 'post_date_gmt'. - * - * @since 2.3.0 - * @access private - * - * @param int $deprecated Not used. Can be set to null. Never implemented. Not marked - * as deprecated with _deprecated_argument() as it conflicts with - * wp_transition_post_status() and the default filter for _future_post_hook(). - * @param WP_Post $post Post object. - */ -function _future_post_hook( $deprecated, $post ) { - wp_clear_scheduled_hook( 'publish_future_post', array( $post->ID ) ); - wp_schedule_single_event( strtotime( get_gmt_from_date( $post->post_date ) . ' GMT' ), 'publish_future_post', array( $post->ID ) ); -} - -/** - * Hook to schedule pings and enclosures when a post is published. - * - * Uses XMLRPC_REQUEST and WP_IMPORTING constants. - * - * @since 2.3.0 - * @access private - * - * @param int $post_id The ID in the database table of the post being published. - */ -function _publish_post_hook( $post_id ) { - if ( defined( 'XMLRPC_REQUEST' ) ) { - /** - * Fires when _publish_post_hook() is called during an XML-RPC request. - * - * @since 2.1.0 - * - * @param int $post_id Post ID. - */ - do_action( 'xmlrpc_publish_post', $post_id ); - } - - if ( defined( 'WP_IMPORTING' ) ) { - return; - } - - if ( get_option( 'default_pingback_flag' ) ) { - add_post_meta( $post_id, '_pingme', '1', true ); - } - add_post_meta( $post_id, '_encloseme', '1', true ); - - $to_ping = get_to_ping( $post_id ); - if ( ! empty( $to_ping ) ) { - add_post_meta( $post_id, '_trackbackme', '1' ); - } - - if ( ! wp_next_scheduled( 'do_pings' ) ) { - wp_schedule_single_event( time(), 'do_pings' ); - } -} - -/** - * Returns the ID of the post's parent. - * - * @since 3.1.0 - * - * @param int|WP_Post $post Post ID or post object. Defaults to global $post. - * @return int|false Post parent ID (which can be 0 if there is no parent), or false if the post does not exist. - */ -function wp_get_post_parent_id( $post ) { - $post = get_post( $post ); - if ( ! $post || is_wp_error( $post ) ) { - return false; - } - return (int) $post->post_parent; -} - -/** - * Check the given subset of the post hierarchy for hierarchy loops. - * - * Prevents loops from forming and breaks those that it finds. Attached - * to the {@see 'wp_insert_post_parent'} filter. - * - * @since 3.1.0 - * - * @see wp_find_hierarchy_loop() - * - * @param int $post_parent ID of the parent for the post we're checking. - * @param int $post_ID ID of the post we're checking. - * @return int The new post_parent for the post, 0 otherwise. - */ -function wp_check_post_hierarchy_for_loops( $post_parent, $post_ID ) { - // Nothing fancy here - bail. - if ( ! $post_parent ) { - return 0; - } - - // New post can't cause a loop. - if ( empty( $post_ID ) ) { - return $post_parent; - } - - // Can't be its own parent. - if ( $post_parent == $post_ID ) { - return 0; - } - - // Now look for larger loops. - $loop = wp_find_hierarchy_loop( 'wp_get_post_parent_id', $post_ID, $post_parent ); - if ( ! $loop ) { - return $post_parent; // No loop - } - - // Setting $post_parent to the given value causes a loop. - if ( isset( $loop[ $post_ID ] ) ) { - return 0; - } - - // There's a loop, but it doesn't contain $post_ID. Break the loop. - foreach ( array_keys( $loop ) as $loop_member ) { - wp_update_post( - array( - 'ID' => $loop_member, - 'post_parent' => 0, - ) - ); - } - - return $post_parent; -} - -/** - * Sets the post thumbnail (featured image) for the given post. - * - * @since 3.1.0 - * - * @param int|WP_Post $post Post ID or post object where thumbnail should be attached. - * @param int $thumbnail_id Thumbnail to attach. - * @return int|bool True on success, false on failure. - */ -function set_post_thumbnail( $post, $thumbnail_id ) { - $post = get_post( $post ); - $thumbnail_id = absint( $thumbnail_id ); - if ( $post && $thumbnail_id && get_post( $thumbnail_id ) ) { - if ( wp_get_attachment_image( $thumbnail_id, 'thumbnail' ) ) { - return update_post_meta( $post->ID, '_thumbnail_id', $thumbnail_id ); - } else { - return delete_post_meta( $post->ID, '_thumbnail_id' ); - } - } - return false; -} - -/** - * Removes the thumbnail (featured image) from the given post. - * - * @since 3.3.0 - * - * @param int|WP_Post $post Post ID or post object from which the thumbnail should be removed. - * @return bool True on success, false on failure. - */ -function delete_post_thumbnail( $post ) { - $post = get_post( $post ); - if ( $post ) { - return delete_post_meta( $post->ID, '_thumbnail_id' ); - } - return false; -} - -/** - * Delete auto-drafts for new posts that are > 7 days old. - * - * @since 3.4.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - */ -function wp_delete_auto_drafts() { - global $wpdb; - - // Cleanup old auto-drafts more than 7 days old. - $old_posts = $wpdb->get_col( "SELECT ID FROM $wpdb->posts WHERE post_status = 'auto-draft' AND DATE_SUB( NOW(), INTERVAL 7 DAY ) > post_date" ); - foreach ( (array) $old_posts as $delete ) { - // Force delete. - wp_delete_post( $delete, true ); - } -} - -/** - * Queues posts for lazy-loading of term meta. - * - * @since 4.5.0 - * - * @param array $posts Array of WP_Post objects. - */ -function wp_queue_posts_for_term_meta_lazyload( $posts ) { - $post_type_taxonomies = array(); - $term_ids = array(); - foreach ( $posts as $post ) { - if ( ! ( $post instanceof WP_Post ) ) { - continue; - } - - if ( ! isset( $post_type_taxonomies[ $post->post_type ] ) ) { - $post_type_taxonomies[ $post->post_type ] = get_object_taxonomies( $post->post_type ); - } - - foreach ( $post_type_taxonomies[ $post->post_type ] as $taxonomy ) { - // Term cache should already be primed by `update_post_term_cache()`. - $terms = get_object_term_cache( $post->ID, $taxonomy ); - if ( false !== $terms ) { - foreach ( $terms as $term ) { - if ( ! isset( $term_ids[ $term->term_id ] ) ) { - $term_ids[] = $term->term_id; - } - } - } - } - } - - if ( $term_ids ) { - $lazyloader = wp_metadata_lazyloader(); - $lazyloader->queue_objects( 'term', $term_ids ); - } -} - -/** - * Update the custom taxonomies' term counts when a post's status is changed. - * - * For example, default posts term counts (for custom taxonomies) don't include - * private / draft posts. - * - * @since 3.3.0 - * @access private - * - * @param string $new_status New post status. - * @param string $old_status Old post status. - * @param WP_Post $post Post object. - */ -function _update_term_count_on_transition_post_status( $new_status, $old_status, $post ) { - // Update counts for the post's terms. - foreach ( (array) get_object_taxonomies( $post->post_type ) as $taxonomy ) { - $tt_ids = wp_get_object_terms( $post->ID, $taxonomy, array( 'fields' => 'tt_ids' ) ); - wp_update_term_count( $tt_ids, $taxonomy ); - } -} - -/** - * Adds any posts from the given ids to the cache that do not already exist in cache - * - * @since 3.4.0 - * @access private - * - * @see update_post_caches() - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param array $ids ID list. - * @param bool $update_term_cache Optional. Whether to update the term cache. Default true. - * @param bool $update_meta_cache Optional. Whether to update the meta cache. Default true. - */ -function _prime_post_caches( $ids, $update_term_cache = true, $update_meta_cache = true ) { - global $wpdb; - - $non_cached_ids = _get_non_cached_ids( $ids, 'posts' ); - if ( ! empty( $non_cached_ids ) ) { - $fresh_posts = $wpdb->get_results( sprintf( "SELECT $wpdb->posts.* FROM $wpdb->posts WHERE ID IN (%s)", join( ',', $non_cached_ids ) ) ); - - update_post_caches( $fresh_posts, 'any', $update_term_cache, $update_meta_cache ); - } -} - -/** - * Adds a suffix if any trashed posts have a given slug. - * - * Store its desired (i.e. current) slug so it can try to reclaim it - * if the post is untrashed. - * - * For internal use. - * - * @since 4.5.0 - * @access private - * - * @param string $post_name Slug. - * @param string $post_ID Optional. Post ID that should be ignored. Default 0. - */ -function wp_add_trashed_suffix_to_post_name_for_trashed_posts( $post_name, $post_ID = 0 ) { - $trashed_posts_with_desired_slug = get_posts( - array( - 'name' => $post_name, - 'post_status' => 'trash', - 'post_type' => 'any', - 'nopaging' => true, - 'post__not_in' => array( $post_ID ), - ) - ); - - if ( ! empty( $trashed_posts_with_desired_slug ) ) { - foreach ( $trashed_posts_with_desired_slug as $_post ) { - wp_add_trashed_suffix_to_post_name_for_post( $_post ); - } - } -} - -/** - * Adds a trashed suffix for a given post. - * - * Store its desired (i.e. current) slug so it can try to reclaim it - * if the post is untrashed. - * - * For internal use. - * - * @since 4.5.0 - * @access private - * - * @param WP_Post $post The post. - * @return string New slug for the post. - */ -function wp_add_trashed_suffix_to_post_name_for_post( $post ) { - global $wpdb; - - $post = get_post( $post ); - - if ( '__trashed' === substr( $post->post_name, -9 ) ) { - return $post->post_name; - } - add_post_meta( $post->ID, '_wp_desired_post_slug', $post->post_name ); - $post_name = _truncate_post_slug( $post->post_name, 191 ) . '__trashed'; - $wpdb->update( $wpdb->posts, array( 'post_name' => $post_name ), array( 'ID' => $post->ID ) ); - clean_post_cache( $post->ID ); - return $post_name; -} - -/** - * Filter the SQL clauses of an attachment query to include filenames. - * - * @since 4.7.0 - * @access private - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param array $clauses An array including WHERE, GROUP BY, JOIN, ORDER BY, - * DISTINCT, fields (SELECT), and LIMITS clauses. - * @return array The modified clauses. - */ -function _filter_query_attachment_filenames( $clauses ) { - global $wpdb; - remove_filter( 'posts_clauses', __FUNCTION__ ); - - // Add a LEFT JOIN of the postmeta table so we don't trample existing JOINs. - $clauses['join'] .= " LEFT JOIN {$wpdb->postmeta} AS sq1 ON ( {$wpdb->posts}.ID = sq1.post_id AND sq1.meta_key = '_wp_attached_file' )"; - - $clauses['groupby'] = "{$wpdb->posts}.ID"; - - $clauses['where'] = preg_replace( - "/\({$wpdb->posts}.post_content (NOT LIKE|LIKE) (\'[^']+\')\)/", - '$0 OR ( sq1.meta_value $1 $2 )', - $clauses['where'] - ); - - return $clauses; -} - -/** - * Sets the last changed time for the 'posts' cache group. - * - * @since 5.0.0 - */ -function wp_cache_set_posts_last_changed() { - wp_cache_set( 'last_changed', microtime(), 'posts' ); -} - -/** - * Get all available post MIME types for a given post type. - * - * @since 2.5.0 - * - * @global wpdb $wpdb WordPress database abstraction object. - * - * @param string $type - * @return mixed - */ -function get_available_post_mime_types( $type = 'attachment' ) { - global $wpdb; - - $types = $wpdb->get_col( $wpdb->prepare( "SELECT DISTINCT post_mime_type FROM $wpdb->posts WHERE post_type = %s", $type ) ); - return $types; -} - -/** - * Retrieves the path to an uploaded image file. - * - * Similar to `get_attached_file()` however some images may have been processed after uploading - * to make them suitable for web use. In this case the attached "full" size file is usually replaced - * with a scaled down version of the original image. This function always returns the path - * to the originally uploaded image file. - * - * @since 5.3.0 - * - * @param int $attachment_id Attachment ID. - * @return string|false Path to the original image file or false if the attachment is not an image. - */ -function wp_get_original_image_path( $attachment_id ) { - if ( ! wp_attachment_is_image( $attachment_id ) ) { - return false; - } - - $image_meta = wp_get_attachment_metadata( $attachment_id ); - $image_file = get_attached_file( $attachment_id ); - - if ( empty( $image_meta['original_image'] ) ) { - $original_image = $image_file; - } else { - $original_image = path_join( dirname( $image_file ), $image_meta['original_image'] ); - } - - /** - * Filters the path to the original image. - * - * @since 5.3.0 - * - * @param string $original_image Path to original image file. - * @param int $attachment_id Attachment ID. - */ - return apply_filters( 'wp_get_original_image_path', $original_image, $attachment_id ); -} - -/** - * Retrieve the URL to an original attachment image. - * - * Similar to `wp_get_attachment_url()` however some images may have been - * processed after uploading. In this case this function returns the URL - * to the originally uploaded image file. - * - * @since 5.3.0 - * - * @param int $attachment_id Attachment post ID. - * @return string|false Attachment image URL, false on error or if the attachment is not an image. - */ -function wp_get_original_image_url( $attachment_id ) { - if ( ! wp_attachment_is_image( $attachment_id ) ) { - return false; - } - - $image_url = wp_get_attachment_url( $attachment_id ); - - if ( empty( $image_url ) ) { - return false; - } - - $image_meta = wp_get_attachment_metadata( $attachment_id ); - - if ( empty( $image_meta['original_image'] ) ) { - $original_image_url = $image_url; - } else { - $original_image_url = path_join( dirname( $image_url ), $image_meta['original_image'] ); - } - - /** - * Filters the URL to the original attachment image. - * - * @since 5.3.0 - * - * @param string $original_image_url URL to original image. - * @param int $attachment_id Attachment ID. - */ - return apply_filters( 'wp_get_original_image_url', $original_image_url, $attachment_id ); -} |